21166662

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4517}}^1$

素因数の和:4604

約数の個数: 32

約数和(自身を含む): 46842624

約数和(自身を除く): 25675962

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 71, 142, 213, 426, 781, 1562, 2343, 4517, 4686, 9034, 13551, 27102, 49687, 99374, 149061, 298122, 320707, 641414, 962121, 1924242, 3527777, 7055554, 10583331, 21166662]

約数ペア:

[(1, 21166662), (2, 10583331), (3, 7055554), (6, 3527777), (11, 1924242), (22, 962121), (33, 641414), (66, 320707), (71, 298122), (142, 149061), (213, 99374), (426, 49687), (781, 27102), (1562, 13551), (2343, 9034), (4517, 4686)]