21039084

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{53129}}^1$

素因数の和:53150

約数の個数: 36

約数和(自身を含む): 58017960

約数和(自身を除く): 36978876

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 53129, 106258, 159387, 212516, 318774, 478161, 584419, 637548, 956322, 1168838, 1753257, 1912644, 2337676, 3506514, 5259771, 7013028, 10519542, 21039084]

約数ペア:

[(1, 21039084), (2, 10519542), (3, 7013028), (4, 5259771), (6, 3506514), (9, 2337676), (11, 1912644), (12, 1753257), (18, 1168838), (22, 956322), (33, 637548), (36, 584419), (44, 478161), (66, 318774), (99, 212516), (132, 159387), (198, 106258), (396, 53129)]