21710829

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{24043}}^1$

素因数の和:24096

約数の個数: 16

約数和(自身を含む): 33853952

約数和(自身を除く): 12143123

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 24043, 72129, 168301, 504903, 1033849, 3101547, 7236943, 21710829]

約数ペア:

[(1, 21710829), (3, 7236943), (7, 3101547), (21, 1033849), (43, 504903), (129, 168301), (301, 72129), (903, 24043)]