21188431

素因数分解:

${\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{4271}}^1$

素因数の和:4334

約数の個数: 12

約数和(自身を含む): 23863392

約数和(自身を除く): 2674961

約数列:

[1, 11, 41, 121, 451, 4271, 4961, 46981, 175111, 516791, 1926221, 21188431]

約数ペア:

[(1, 21188431), (11, 1926221), (41, 516791), (121, 175111), (451, 46981), (4271, 4961)]