21934136

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{6421}}^1$

素因数の和:6495

約数の個数: 32

約数和(自身を含む): 47779680

約数和(自身を除く): 25845544

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 6421, 12842, 25684, 44947, 51368, 89894, 179788, 359576, 391681, 783362, 1566724, 2741767, 3133448, 5483534, 10967068, 21934136]

約数ペア:

[(1, 21934136), (2, 10967068), (4, 5483534), (7, 3133448), (8, 2741767), (14, 1566724), (28, 783362), (56, 391681), (61, 359576), (122, 179788), (244, 89894), (427, 51368), (488, 44947), (854, 25684), (1708, 12842), (3416, 6421)]