Q: What is the sum of all factors of the number 2,156 including 2,156?
A: 4,788
The factors of the number 2,156 are: 1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156.
If you add them up, you will get the total of 4,788.