21934497

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{3251}}^1$

素因数の和:3440

約数の個数: 16

約数和(自身を含む): 31687488

約数和(自身を除く): 9752991

約数列:

[1, 3, 13, 39, 173, 519, 2249, 3251, 6747, 9753, 42263, 126789, 562423, 1687269, 7311499, 21934497]

約数ペア:

[(1, 21934497), (3, 7311499), (13, 1687269), (39, 562423), (173, 126789), (519, 42263), (2249, 9753), (3251, 6747)]