21657576

素因数分解:

$2^3\times 3^1\times {\mathrm{379}}^1\times {\mathrm{2381}}^1$

素因数の和:2769

約数の個数: 32

約数和(自身を含む): 54309600

約数和(自身を除く): 32652024

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 379, 758, 1137, 1516, 2274, 2381, 3032, 4548, 4762, 7143, 9096, 9524, 14286, 19048, 28572, 57144, 902399, 1804798, 2707197, 3609596, 5414394, 7219192, 10828788, 21657576]

約数ペア:

[(1, 21657576), (2, 10828788), (3, 7219192), (4, 5414394), (6, 3609596), (8, 2707197), (12, 1804798), (24, 902399), (379, 57144), (758, 28572), (1137, 19048), (1516, 14286), (2274, 9524), (2381, 9096), (3032, 7143), (4548, 4762)]