Q: What is the sum of all factors of the number 2,109,309 excluding 2,109,309?
A: 923,331
The factors of the number 2,109,309 are: 1, 3, 17, 51, 59, 177, 701, 1003, 2103, 3009, 11917, 35751, 41359, 124077, 703103, 2109309.
If you add them up, you will get the total of 2,110,232. Now subtract 2,109,309 to get 923,331