21625212

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{257443}}^1$

素因数の和:257457

約数の個数: 24

約数和(自身を含む): 57667456

約数和(自身を除く): 36042244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 257443, 514886, 772329, 1029772, 1544658, 1802101, 3089316, 3604202, 5406303, 7208404, 10812606, 21625212]

約数ペア:

[(1, 21625212), (2, 10812606), (3, 7208404), (4, 5406303), (6, 3604202), (7, 3089316), (12, 1802101), (14, 1544658), (21, 1029772), (28, 772329), (42, 514886), (84, 257443)]