Q: What is the sum of all factors of the number 121,979 excluding 121,979?
A: 21,493
The factors of the number 121,979 are: 1, 11, 13, 143, 853, 9383, 11089, 121979.
If you add them up, you will get the total of 122,000. Now subtract 121,979 to get 21,493