21822790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{6841}}^1$

素因数の和:6888

約数の個数: 32

約数和(自身を含む): 44336160

約数和(自身を除く): 22513370

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 6841, 13682, 34205, 68410, 75251, 150502, 198389, 376255, 396778, 752510, 991945, 1983890, 2182279, 4364558, 10911395, 21822790]

約数ペア:

[(1, 21822790), (2, 10911395), (5, 4364558), (10, 2182279), (11, 1983890), (22, 991945), (29, 752510), (55, 396778), (58, 376255), (110, 198389), (145, 150502), (290, 75251), (319, 68410), (638, 34205), (1595, 13682), (3190, 6841)]