21567416

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{7151}}^1$

素因数の和:7199

約数の個数: 32

約数和(自身を含む): 45057600

約数和(自身を除く): 23490184

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 104, 116, 232, 377, 754, 1508, 3016, 7151, 14302, 28604, 57208, 92963, 185926, 207379, 371852, 414758, 743704, 829516, 1659032, 2695927, 5391854, 10783708, 21567416]

約数ペア:

[(1, 21567416), (2, 10783708), (4, 5391854), (8, 2695927), (13, 1659032), (26, 829516), (29, 743704), (52, 414758), (58, 371852), (104, 207379), (116, 185926), (232, 92963), (377, 57208), (754, 28604), (1508, 14302), (3016, 7151)]