21000604781

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2568253}}^1$

素因数の和:2568320

約数の個数: 16

約数和(自身を含む): 24593600304

約数和(自身を除く): 3592995523

約数列:

[1, 13, 17, 37, 221, 481, 629, 8177, 2568253, 33387289, 43660301, 95025361, 567583913, 1235329693, 1615431137, 21000604781]

約数ペア:

[(1, 21000604781), (13, 1615431137), (17, 1235329693), (37, 567583913), (221, 95025361), (481, 43660301), (629, 33387289), (8177, 2568253)]