Q: What is the sum of all factors of the number 2,164,161 excluding 2,164,161?
A: 721,391
The factors of the number 2,164,161 are: 1, 3, 721387, 2164161.
If you add them up, you will get the total of 2,164,882. Now subtract 2,164,161 to get 721,391