21975738

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{619}}^1$

素因数の和:782

約数の個数: 32

約数和(自身を含む): 45205440

約数和(自身を除く): 23229702

約数列:

[1, 2, 3, 6, 61, 97, 122, 183, 194, 291, 366, 582, 619, 1238, 1857, 3714, 5917, 11834, 17751, 35502, 37759, 60043, 75518, 113277, 120086, 180129, 226554, 360258, 3662623, 7325246, 10987869, 21975738]

約数ペア:

[(1, 21975738), (2, 10987869), (3, 7325246), (6, 3662623), (61, 360258), (97, 226554), (122, 180129), (183, 120086), (194, 113277), (291, 75518), (366, 60043), (582, 37759), (619, 35502), (1238, 17751), (1857, 11834), (3714, 5917)]