Q: What is the sum of all factors of the number 11,979 excluding 11,979?
A: 7,053
The factors of the number 11,979 are: 1, 3, 9, 11, 33, 99, 121, 363, 1089, 1331, 3993, 11979.
If you add them up, you will get the total of 11,986. Now subtract 11,979 to get 7,053