42221392

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{33403}}^1$

素因数の和:33490

約数の個数: 20

約数和(自身を含む): 82841920

約数和(自身を除く): 40620528

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 33403, 66806, 133612, 267224, 534448, 2638837, 5277674, 10555348, 21110696, 42221392]

約数ペア:

[(1, 42221392), (2, 21110696), (4, 10555348), (8, 5277674), (16, 2638837), (79, 534448), (158, 267224), (316, 133612), (632, 66806), (1264, 33403)]