Q: What is the sum of all factors of the number 210,204,201 excluding 210,204,201?

A: 108,145,239

Why is 108,145,239 the sum of all factors of 210,204,201, excluding 210,204,201?

The factors of the number 210,204,201 are: 1, 3, 17, 19, 51, 53, 57, 159, 323, 901, 969, 1007, 2703, 3021, 4093, 12279, 17119, 51357, 69581, 77767, 208743, 216929, 233301, 650787, 1322039, 3687793, 3966117, 4121651, 11063379, 12364953, 70068067, 210204201.

If you add them up, you will get the total of 210,204,309. Now subtract 210,204,201 to get 108,145,239