Q: What is the sum of all factors of the number 21,041,421 excluding 21,041,421?
A: 7,013,811
The factors of the number 21,041,421 are: 1, 3, 7013807, 21041421.
If you add them up, you will get the total of 21,041,428. Now subtract 21,041,421 to get 7,013,811