2021556519

素因数分解:

$3^2\times {\mathrm{137}}^1\times {\mathrm{443}}^1\times {\mathrm{3701}}^1$

素因数の和:4287

約数の個数: 24

約数和(自身を含む): 2948776272

約数和(自身を除く): 927219753

約数列:

[1, 3, 9, 137, 411, 443, 1233, 1329, 3701, 3987, 11103, 33309, 60691, 182073, 507037, 546219, 1521111, 1639543, 4563333, 4918629, 14755887, 224617391, 673852173, 2021556519]

約数ペア:

[(1, 2021556519), (3, 673852173), (9, 224617391), (137, 14755887), (411, 4918629), (443, 4563333), (1233, 1639543), (1329, 1521111), (3701, 546219), (3987, 507037), (11103, 182073), (33309, 60691)]