Is 105 divisible by 21?

105 is divisible by 21 if the quotient of 105 divided by 21 is an integer. The quotient is the result you get when you divide one number by another. Furthermore, an integer is a whole number (not a fractional number).

Thus, to find out if 105 is divisible by 21, we simply calculate 105 divided by 21 and then determine if the answer (quotient) is an integer (whole number) or a fractional number.

105 / 21 = 5

As you can see above, the quotient of 105 divided by 21 is 5 and 5 is an integer. Therefore, 105 is divisible by 21.

Q: Is 105 divisible by 21?
A: Yes

So now you know that 105 is divisible by 21. Do you want to know all the numbers that 105 is divisible by? No problem. 105 is divisible by 1, 3, 5, 7, 15, 21, 35, and 105.

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