Q: What is the sum of all factors of the number 2,100,891 excluding 2,100,891?
A: 950,885
The factors of the number 2,100,891 are: 1, 3, 13, 39, 103, 309, 523, 1339, 1569, 4017, 6799, 20397, 53869, 161607, 700297, 2100891.
If you add them up, you will get the total of 2,101,841. Now subtract 2,100,891 to get 950,885