21675216

素因数分解:

$2^4\times 3^1\times {\mathrm{281}}^1\times {\mathrm{1607}}^1$

素因数の和:1899

約数の個数: 40

約数和(自身を含む): 56228544

約数和(自身を除く): 34553328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 281, 562, 843, 1124, 1607, 1686, 2248, 3214, 3372, 4496, 4821, 6428, 6744, 9642, 12856, 13488, 19284, 25712, 38568, 77136, 451567, 903134, 1354701, 1806268, 2709402, 3612536, 5418804, 7225072, 10837608, 21675216]

約数ペア:

[(1, 21675216), (2, 10837608), (3, 7225072), (4, 5418804), (6, 3612536), (8, 2709402), (12, 1806268), (16, 1354701), (24, 903134), (48, 451567), (281, 77136), (562, 38568), (843, 25712), (1124, 19284), (1607, 13488), (1686, 12856), (2248, 9642), (3214, 6744), (3372, 6428), (4496, 4821)]