Q: What is the sum of all factors of the number 4,402,021 excluding 4,402,021?
A: 428,819
The factors of the number 4,402,021 are: 1, 13, 53, 689, 6389, 83057, 338617, 4402021.
If you add them up, you will get the total of 4,402,449. Now subtract 4,402,021 to get 428,819