2021160411

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{20161}}^1$

素因数の和:20296

約数の個数: 32

約数和(自身を含む): 3096883200

約数和(自身を除く): 1075722789

約数列:

[1, 3, 9, 27, 47, 79, 141, 237, 423, 711, 1269, 2133, 3713, 11139, 20161, 33417, 60483, 100251, 181449, 544347, 947567, 1592719, 2842701, 4778157, 8528103, 14334471, 25584309, 43003413, 74857793, 224573379, 673720137, 2021160411]

約数ペア:

[(1, 2021160411), (3, 673720137), (9, 224573379), (27, 74857793), (47, 43003413), (79, 25584309), (141, 14334471), (237, 8528103), (423, 4778157), (711, 2842701), (1269, 1592719), (2133, 947567), (3713, 544347), (11139, 181449), (20161, 100251), (33417, 60483)]