Q: What is the sum of all factors of the number 4,291,221 excluding 4,291,221?
A: 2,013,099
The factors of the number 4,291,221 are: 1, 3, 11, 33, 109, 327, 1193, 1199, 3579, 3597, 13123, 39369, 130037, 390111, 1430407, 4291221.
If you add them up, you will get the total of 4,291,223. Now subtract 4,291,221 to get 2,013,099