21029392

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{32057}}^1$

素因数の和:32106

約数の個数: 20

約数和(自身を含む): 41739516

約数和(自身を除く): 20710124

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 32057, 64114, 128228, 256456, 512912, 1314337, 2628674, 5257348, 10514696, 21029392]

約数ペア:

[(1, 21029392), (2, 10514696), (4, 5257348), (8, 2628674), (16, 1314337), (41, 512912), (82, 256456), (164, 128228), (328, 64114), (656, 32057)]