21330746

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1\times {\mathrm{757}}^1$

素因数の和:1025

約数の個数: 16

約数和(自身を含む): 32645544

約数和(自身を除く): 11314798

約数列:

[1, 2, 73, 146, 193, 386, 757, 1514, 14089, 28178, 55261, 110522, 146101, 292202, 10665373, 21330746]

約数ペア:

[(1, 21330746), (2, 10665373), (73, 292202), (146, 146101), (193, 110522), (386, 55261), (757, 28178), (1514, 14089)]