21057324

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{293}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 50676192

約数和(自身を除く): 29618868

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 113, 159, 212, 226, 293, 318, 339, 452, 586, 636, 678, 879, 1172, 1356, 1758, 3516, 5989, 11978, 15529, 17967, 23956, 31058, 33109, 35934, 46587, 62116, 66218, 71868, 93174, 99327, 132436, 186348, 198654, 397308, 1754777, 3509554, 5264331, 7019108, 10528662, 21057324]

約数ペア:

[(1, 21057324), (2, 10528662), (3, 7019108), (4, 5264331), (6, 3509554), (12, 1754777), (53, 397308), (106, 198654), (113, 186348), (159, 132436), (212, 99327), (226, 93174), (293, 71868), (318, 66218), (339, 62116), (452, 46587), (586, 35934), (636, 33109), (678, 31058), (879, 23956), (1172, 17967), (1356, 15529), (1758, 11978), (3516, 5989)]