21568228

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{16903}}^1$

素因数の和:16947

約数の個数: 24

約数和(自身を含む): 42598080

約数和(自身を除く): 21029852

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 319, 638, 1276, 16903, 33806, 67612, 185933, 371866, 490187, 743732, 980374, 1960748, 5392057, 10784114, 21568228]

約数ペア:

[(1, 21568228), (2, 10784114), (4, 5392057), (11, 1960748), (22, 980374), (29, 743732), (44, 490187), (58, 371866), (116, 185933), (319, 67612), (638, 33806), (1276, 16903)]