Q: What is the sum of all factors of the number 21,013,031 excluding 21,013,031?
A: 2,974,009
The factors of the number 21,013,031 are: 1, 13, 19, 241, 247, 353, 3133, 4579, 4589, 6707, 59527, 85073, 87191, 1105949, 1616387, 21013031.
If you add them up, you will get the total of 21,013,033. Now subtract 21,013,031 to get 2,974,009