Factors of 21, 36 and 45

Here we will list all the Factors of 21, 36 and 45.

Factors of 21
The Factors of 21 are the numbers that you can evenly divide into 21. Thus, the Factors of 21 are 1, 3, 7, and 21.

Factors of 36
The Factors of 36 are the numbers that you can evenly divide into 36. Thus, the Factors of 36 are 1, 2, 3, 4, 6, 9, 12, 18, and 36.

Factors of 45
The Factors of 45 are the numbers that you can evenly divide into 45. Thus, the Factors of 45 are 1, 3, 5, 9, 15, and 45.

Do you want to know the Factors of 21, 36 and 45 because you want to know the greatest factor they have in common?

If so, you compare the list of Factors of 21, 36 and 45 to find the largest number they have in common.

As you can see from the lists above, the Greatest Common Factor (GCF) of 21, 36 and 45 is 3.

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Factors of 21, 36 and 46
Here are the factors of the next three numbers that we compared.