21000940218

素因数分解:

$2^1\times 3^2\times {\mathrm{127}}^1\times {\mathrm{9186763}}^1$

素因数の和:9186898

約数の個数: 24

約数和(自身を含む): 45860325888

約数和(自身を除く): 24859385670

約数列:

[1, 2, 3, 6, 9, 18, 127, 254, 381, 762, 1143, 2286, 9186763, 18373526, 27560289, 55120578, 82680867, 165361734, 1166718901, 2333437802, 3500156703, 7000313406, 10500470109, 21000940218]

約数ペア:

[(1, 21000940218), (2, 10500470109), (3, 7000313406), (6, 3500156703), (9, 2333437802), (18, 1166718901), (127, 165361734), (254, 82680867), (381, 55120578), (762, 27560289), (1143, 18373526), (2286, 9186763)]