21232123

素因数分解:

${\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1$

素因数の和:414

約数の個数: 16

約数和(自身を含む): 23773536

約数和(自身を除く): 2541413

約数列:

[1, 11, 73, 137, 193, 803, 1507, 2123, 10001, 14089, 26441, 110011, 154979, 290851, 1930193, 21232123]

約数ペア:

[(1, 21232123), (11, 1930193), (73, 290851), (137, 154979), (193, 110011), (803, 26441), (1507, 14089), (2123, 10001)]