What is the Sum of Factors of 8421?

The Sum of Factors of 8421 means that you add up all the factors of 8421. You may be looking for the Sum of Factors of 8421 including or excluding 8421 itself.

Here is the calculation and answer to the Sum of all Factors of 8421 including 8421:

1 + 3 + 7 + 21 + 401 + 1203 + 2807 + 8421 = 12864

Here is the calculation and answer to the Sum of Factors of 8421 if you exclude 8421 itself:

1 + 3 + 7 + 21 + 401 + 1203 + 2807 = 4443

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