Q: What is the sum of all factors of the number 2,021,409 excluding 2,021,409?
A: 1,228,671
The factors of the number 2,021,409 are: 1, 3, 9, 13, 27, 39, 117, 169, 351, 443, 507, 1329, 1521, 3987, 4563, 5759, 11961, 17277, 51831, 74867, 155493, 224601, 673803, 2021409.
If you add them up, you will get the total of 2,021,410. Now subtract 2,021,409 to get 1,228,671