21113460

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13033}}^1$

素因数の和:13054

約数の個数: 60

約数和(自身を含む): 66238788

約数和(自身を除く): 45125328

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 13033, 26066, 39099, 52132, 65165, 78198, 117297, 130330, 156396, 195495, 234594, 260660, 351891, 390990, 469188, 586485, 703782, 781980, 1055673, 1172970, 1407564, 1759455, 2111346, 2345940, 3518910, 4222692, 5278365, 7037820, 10556730, 21113460]

約数ペア:

[(1, 21113460), (2, 10556730), (3, 7037820), (4, 5278365), (5, 4222692), (6, 3518910), (9, 2345940), (10, 2111346), (12, 1759455), (15, 1407564), (18, 1172970), (20, 1055673), (27, 781980), (30, 703782), (36, 586485), (45, 469188), (54, 390990), (60, 351891), (81, 260660), (90, 234594), (108, 195495), (135, 156396), (162, 130330), (180, 117297), (270, 78198), (324, 65165), (405, 52132), (540, 39099), (810, 26066), (1620, 13033)]