21040385616

素因数分解:

$2^4\times 3^2\times {\mathrm{146113789}}^1$

素因数の和:146113803

約数の個数: 30

約数和(自身を含む): 58883857370

約数和(自身を除く): 37843471754

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 146113789, 292227578, 438341367, 584455156, 876682734, 1168910312, 1315024101, 1753365468, 2337820624, 2630048202, 3506730936, 5260096404, 7013461872, 10520192808, 21040385616]

約数ペア:

[(1, 21040385616), (2, 10520192808), (3, 7013461872), (4, 5260096404), (6, 3506730936), (8, 2630048202), (9, 2337820624), (12, 1753365468), (16, 1315024101), (18, 1168910312), (24, 876682734), (36, 584455156), (48, 438341367), (72, 292227578), (144, 146113789)]