21847424

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:259

約数の個数: 64

約数和(自身を含む): 46781280

約数和(自身を除く): 24933856

約数列:

[1, 2, 4, 8, 16, 23, 32, 41, 46, 64, 82, 92, 128, 164, 181, 184, 328, 362, 368, 656, 724, 736, 943, 1312, 1448, 1472, 1886, 2624, 2896, 2944, 3772, 4163, 5248, 5792, 7421, 7544, 8326, 11584, 14842, 15088, 16652, 23168, 29684, 30176, 33304, 59368, 60352, 66608, 118736, 120704, 133216, 170683, 237472, 266432, 341366, 474944, 532864, 682732, 949888, 1365464, 2730928, 5461856, 10923712, 21847424]

約数ペア:

[(1, 21847424), (2, 10923712), (4, 5461856), (8, 2730928), (16, 1365464), (23, 949888), (32, 682732), (41, 532864), (46, 474944), (64, 341366), (82, 266432), (92, 237472), (128, 170683), (164, 133216), (181, 120704), (184, 118736), (328, 66608), (362, 60352), (368, 59368), (656, 33304), (724, 30176), (736, 29684), (943, 23168), (1312, 16652), (1448, 15088), (1472, 14842), (1886, 11584), (2624, 8326), (2896, 7544), (2944, 7421), (3772, 5792), (4163, 5248)]