21032968

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{523}}^1$

素因数の和:997

約数の個数: 32

約数和(自身を含む): 43198560

約数和(自身を除く): 22165592

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 457, 523, 914, 1046, 1828, 2092, 3656, 4184, 5027, 5753, 10054, 11506, 20108, 23012, 40216, 46024, 239011, 478022, 956044, 1912088, 2629121, 5258242, 10516484, 21032968]

約数ペア:

[(1, 21032968), (2, 10516484), (4, 5258242), (8, 2629121), (11, 1912088), (22, 956044), (44, 478022), (88, 239011), (457, 46024), (523, 40216), (914, 23012), (1046, 20108), (1828, 11506), (2092, 10054), (3656, 5753), (4184, 5027)]