21836334

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3943}}^1$

素因数の和:4032

約数の個数: 32

約数和(自身を含む): 47706624

約数和(自身を除く): 25870290

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 213, 426, 923, 1846, 2769, 3943, 5538, 7886, 11829, 23658, 51259, 102518, 153777, 279953, 307554, 559906, 839859, 1679718, 3639389, 7278778, 10918167, 21836334]

約数ペア:

[(1, 21836334), (2, 10918167), (3, 7278778), (6, 3639389), (13, 1679718), (26, 839859), (39, 559906), (71, 307554), (78, 279953), (142, 153777), (213, 102518), (426, 51259), (923, 23658), (1846, 11829), (2769, 7886), (3943, 5538)]