21845976

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:344

約数の個数: 64

約数和(自身を含む): 56609280

約数和(自身を除く): 34763304

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 107, 141, 181, 188, 214, 282, 321, 362, 376, 428, 543, 564, 642, 724, 856, 1086, 1128, 1284, 1448, 2172, 2568, 4344, 5029, 8507, 10058, 15087, 17014, 19367, 20116, 25521, 30174, 34028, 38734, 40232, 51042, 58101, 60348, 68056, 77468, 102084, 116202, 120696, 154936, 204168, 232404, 464808, 910249, 1820498, 2730747, 3640996, 5461494, 7281992, 10922988, 21845976]

約数ペア:

[(1, 21845976), (2, 10922988), (3, 7281992), (4, 5461494), (6, 3640996), (8, 2730747), (12, 1820498), (24, 910249), (47, 464808), (94, 232404), (107, 204168), (141, 154936), (181, 120696), (188, 116202), (214, 102084), (282, 77468), (321, 68056), (362, 60348), (376, 58101), (428, 51042), (543, 40232), (564, 38734), (642, 34028), (724, 30174), (856, 25521), (1086, 20116), (1128, 19367), (1284, 17014), (1448, 15087), (2172, 10058), (2568, 8507), (4344, 5029)]