21601568

素因数分解:

$2^5\times {\mathrm{277}}^1\times {\mathrm{2437}}^1$

素因数の和:2724

約数の個数: 24

約数和(自身を含む): 42699132

約数和(自身を除く): 21097564

約数列:

[1, 2, 4, 8, 16, 32, 277, 554, 1108, 2216, 2437, 4432, 4874, 8864, 9748, 19496, 38992, 77984, 675049, 1350098, 2700196, 5400392, 10800784, 21601568]

約数ペア:

[(1, 21601568), (2, 10800784), (4, 5400392), (8, 2700196), (16, 1350098), (32, 675049), (277, 77984), (554, 38992), (1108, 19496), (2216, 9748), (2437, 8864), (4432, 4874)]