21224177

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{701}}^1$

素因数の和:868

約数の個数: 16

約数和(自身を含む): 24412752

約数和(自身を除く): 3188575

約数列:

[1, 13, 17, 137, 221, 701, 1781, 2329, 9113, 11917, 30277, 96037, 154921, 1248481, 1632629, 21224177]

約数ペア:

[(1, 21224177), (13, 1632629), (17, 1248481), (137, 154921), (221, 96037), (701, 30277), (1781, 11917), (2329, 9113)]