21346948

素因数分解:

$2^2\times 7^3\times {\mathrm{15559}}^1$

素因数の和:15584

約数の個数: 24

約数和(自身を含む): 43568000

約数和(自身を除く): 22221052

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 15559, 31118, 62236, 108913, 217826, 435652, 762391, 1524782, 3049564, 5336737, 10673474, 21346948]

約数ペア:

[(1, 21346948), (2, 10673474), (4, 5336737), (7, 3049564), (14, 1524782), (28, 762391), (49, 435652), (98, 217826), (196, 108913), (343, 62236), (686, 31118), (1372, 15559)]