21082989110

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1698871}}^1$

素因数の和:1698968

約数の個数: 32

約数和(自身を含む): 40732155072

約数和(自身を除く): 19649165962

約数列:

[1, 2, 5, 10, 17, 34, 73, 85, 146, 170, 365, 730, 1241, 2482, 6205, 12410, 1698871, 3397742, 8494355, 16988710, 28880807, 57761614, 124017583, 144404035, 248035166, 288808070, 620087915, 1240175830, 2108298911, 4216597822, 10541494555, 21082989110]

約数ペア:

[(1, 21082989110), (2, 10541494555), (5, 4216597822), (10, 2108298911), (17, 1240175830), (34, 620087915), (73, 288808070), (85, 248035166), (146, 144404035), (170, 124017583), (365, 57761614), (730, 28880807), (1241, 16988710), (2482, 8494355), (6205, 3397742), (12410, 1698871)]