21133497

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{8317}}^1$

素因数の和:8349

約数の個数: 24

約数和(自身を含む): 35401408

約数和(自身を除く): 14267911

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847, 2541, 8317, 24951, 58219, 91487, 174657, 274461, 640409, 1006357, 1921227, 3019071, 7044499, 21133497]

約数ペア:

[(1, 21133497), (3, 7044499), (7, 3019071), (11, 1921227), (21, 1006357), (33, 640409), (77, 274461), (121, 174657), (231, 91487), (363, 58219), (847, 24951), (2541, 8317)]