21089868

素因数分解:

$2^2\times 3^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1\times {\mathrm{151}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 50459136

約数和(自身を除く): 29369268

約数列:

[1, 2, 3, 4, 6, 12, 103, 113, 151, 206, 226, 302, 309, 339, 412, 452, 453, 604, 618, 678, 906, 1236, 1356, 1812, 11639, 15553, 17063, 23278, 31106, 34126, 34917, 46556, 46659, 51189, 62212, 68252, 69834, 93318, 102378, 139668, 186636, 204756, 1757489, 3514978, 5272467, 7029956, 10544934, 21089868]

約数ペア:

[(1, 21089868), (2, 10544934), (3, 7029956), (4, 5272467), (6, 3514978), (12, 1757489), (103, 204756), (113, 186636), (151, 139668), (206, 102378), (226, 93318), (302, 69834), (309, 68252), (339, 62212), (412, 51189), (452, 46659), (453, 46556), (604, 34917), (618, 34126), (678, 31106), (906, 23278), (1236, 17063), (1356, 15553), (1812, 11639)]