21532816

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{36373}}^1$

素因数の和:36418

約数の個数: 20

約数和(自身を含む): 42848572

約数和(自身を除く): 21315756

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 36373, 72746, 145492, 290984, 581968, 1345801, 2691602, 5383204, 10766408, 21532816]

約数ペア:

[(1, 21532816), (2, 10766408), (4, 5383204), (8, 2691602), (16, 1345801), (37, 581968), (74, 290984), (148, 145492), (296, 72746), (592, 36373)]