21270996

素因数分解:

$2^2\times 3^2\times {\mathrm{379}}^1\times {\mathrm{1559}}^1$

素因数の和:1948

約数の個数: 36

約数和(自身を含む): 53944800

約数和(自身を除く): 32673804

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 379, 758, 1137, 1516, 1559, 2274, 3118, 3411, 4548, 4677, 6236, 6822, 9354, 13644, 14031, 18708, 28062, 56124, 590861, 1181722, 1772583, 2363444, 3545166, 5317749, 7090332, 10635498, 21270996]

約数ペア:

[(1, 21270996), (2, 10635498), (3, 7090332), (4, 5317749), (6, 3545166), (9, 2363444), (12, 1772583), (18, 1181722), (36, 590861), (379, 56124), (758, 28062), (1137, 18708), (1516, 14031), (1559, 13644), (2274, 9354), (3118, 6822), (3411, 6236), (4548, 4677)]