Q: What is the sum of all factors of the number 38,661 excluding 38,661?
A: 21,531
The factors of the number 38,661 are: 1, 3, 7, 21, 49, 147, 263, 789, 1841, 5523, 12887, 38661.
If you add them up, you will get the total of 38,682. Now subtract 38,661 to get 21,531