Q: What is the sum of all factors of the number 21,304,673 excluding 21,304,673?
A: 1,638,835
The factors of the number 21,304,673 are: 1, 13, 1638821, 21304673.
If you add them up, you will get the total of 21,304,674. Now subtract 21,304,673 to get 1,638,835