Q: What is the sum of all factors of the number 213,633 excluding 213,633?
A: 139,135
The factors of the number 213,633 are: 1, 3, 7, 9, 21, 63, 3391, 10173, 23737, 30519, 71211, 213633.
If you add them up, you will get the total of 213,772. Now subtract 213,633 to get 139,135