21013002

素因数分解:

$2^1\times 3^2\times {\mathrm{389}}^1\times {\mathrm{3001}}^1$

素因数の和:3398

約数の個数: 24

約数和(自身を含む): 45660420

約数和(自身を除く): 24647418

約数列:

[1, 2, 3, 6, 9, 18, 389, 778, 1167, 2334, 3001, 3501, 6002, 7002, 9003, 18006, 27009, 54018, 1167389, 2334778, 3502167, 7004334, 10506501, 21013002]

約数ペア:

[(1, 21013002), (2, 10506501), (3, 7004334), (6, 3502167), (9, 2334778), (18, 1167389), (389, 54018), (778, 27009), (1167, 18006), (2334, 9003), (3001, 7002), (3501, 6002)]