Q: What is the sum of all factors of the number 2,164,421 excluding 2,164,421?
A: 321,403
The factors of the number 2,164,421 are: 1, 7, 241, 1283, 1687, 8981, 309203, 2164421.
If you add them up, you will get the total of 2,164,742. Now subtract 2,164,421 to get 321,403