21806116

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{563}}^1$

素因数の和:1011

約数の個数: 24

約数和(自身を含む): 39985344

約数和(自身を除く): 18179228

約数列:

[1, 2, 4, 23, 46, 92, 421, 563, 842, 1126, 1684, 2252, 9683, 12949, 19366, 25898, 38732, 51796, 237023, 474046, 948092, 5451529, 10903058, 21806116]

約数ペア:

[(1, 21806116), (2, 10903058), (4, 5451529), (23, 948092), (46, 474046), (92, 237023), (421, 51796), (563, 38732), (842, 25898), (1126, 19366), (1684, 12949), (2252, 9683)]