21176432

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{35771}}^1$

素因数の和:35816

約数の個数: 20

約数和(自身を含む): 42139416

約数和(自身を除く): 20962984

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 35771, 71542, 143084, 286168, 572336, 1323527, 2647054, 5294108, 10588216, 21176432]

約数ペア:

[(1, 21176432), (2, 10588216), (4, 5294108), (8, 2647054), (16, 1323527), (37, 572336), (74, 286168), (148, 143084), (296, 71542), (592, 35771)]