21000273844

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{4211}}^1\times {\mathrm{113341}}^1$

素因数の和:117567

約数の個数: 24

約数和(自身を含む): 40101306336

約数和(自身を除く): 19101032492

約数列:

[1, 2, 4, 11, 22, 44, 4211, 8422, 16844, 46321, 92642, 113341, 185284, 226682, 453364, 1246751, 2493502, 4987004, 477278951, 954557902, 1909115804, 5250068461, 10500136922, 21000273844]

約数ペア:

[(1, 21000273844), (2, 10500136922), (4, 5250068461), (11, 1909115804), (22, 954557902), (44, 477278951), (4211, 4987004), (8422, 2493502), (16844, 1246751), (46321, 453364), (92642, 226682), (113341, 185284)]