Q: What is the sum of all factors of the number 386,421 excluding 386,421?
A: 202,443
The factors of the number 386,421 are: 1, 3, 7, 21, 18401, 55203, 128807, 386421.
If you add them up, you will get the total of 386,623. Now subtract 386,421 to get 202,443