21075038

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{1063}}^1$

素因数の和:1519

約数の個数: 16

約数和(自身を含む): 33094656

約数和(自身を除く): 12019618

約数列:

[1, 2, 23, 46, 431, 862, 1063, 2126, 9913, 19826, 24449, 48898, 458153, 916306, 10537519, 21075038]

約数ペア:

[(1, 21075038), (2, 10537519), (23, 916306), (46, 458153), (431, 48898), (862, 24449), (1063, 19826), (2126, 9913)]