21582728

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{2269}}^1$

素因数の和:2345

約数の個数: 32

約数和(自身を含む): 42903000

約数和(自身を除く): 21320272

約数列:

[1, 2, 4, 8, 29, 41, 58, 82, 116, 164, 232, 328, 1189, 2269, 2378, 4538, 4756, 9076, 9512, 18152, 65801, 93029, 131602, 186058, 263204, 372116, 526408, 744232, 2697841, 5395682, 10791364, 21582728]

約数ペア:

[(1, 21582728), (2, 10791364), (4, 5395682), (8, 2697841), (29, 744232), (41, 526408), (58, 372116), (82, 263204), (116, 186058), (164, 131602), (232, 93029), (328, 65801), (1189, 18152), (2269, 9512), (2378, 9076), (4538, 4756)]