21049908

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{159469}}^1$

素因数の和:159487

約数の個数: 24

約数和(自身を含む): 53581920

約数和(自身を除く): 32532012

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 159469, 318938, 478407, 637876, 956814, 1754159, 1913628, 3508318, 5262477, 7016636, 10524954, 21049908]

約数ペア:

[(1, 21049908), (2, 10524954), (3, 7016636), (4, 5262477), (6, 3508318), (11, 1913628), (12, 1754159), (22, 956814), (33, 637876), (44, 478407), (66, 318938), (132, 159469)]