21369728

素因数分解:

$2^7\times {\mathrm{73}}^1\times {\mathrm{2287}}^1$

素因数の和:2374

約数の個数: 32

約数和(自身を含む): 43174560

約数和(自身を除く): 21804832

約数列:

[1, 2, 4, 8, 16, 32, 64, 73, 128, 146, 292, 584, 1168, 2287, 2336, 4574, 4672, 9148, 9344, 18296, 36592, 73184, 146368, 166951, 292736, 333902, 667804, 1335608, 2671216, 5342432, 10684864, 21369728]

約数ペア:

[(1, 21369728), (2, 10684864), (4, 5342432), (8, 2671216), (16, 1335608), (32, 667804), (64, 333902), (73, 292736), (128, 166951), (146, 146368), (292, 73184), (584, 36592), (1168, 18296), (2287, 9344), (2336, 9148), (4574, 4672)]