21863056

素因数分解:

$2^4\times {\mathrm{277}}^1\times {\mathrm{4933}}^1$

素因数の和:5218

約数の個数: 20

約数和(自身を含む): 42521212

約数和(自身を除く): 20658156

約数列:

[1, 2, 4, 8, 16, 277, 554, 1108, 2216, 4432, 4933, 9866, 19732, 39464, 78928, 1366441, 2732882, 5465764, 10931528, 21863056]

約数ペア:

[(1, 21863056), (2, 10931528), (4, 5465764), (8, 2732882), (16, 1366441), (277, 78928), (554, 39464), (1108, 19732), (2216, 9866), (4432, 4933)]