21421674

素因数分解:

$2^1\times 3^2\times {\mathrm{97}}^1\times {\mathrm{12269}}^1$

素因数の和:12374

約数の個数: 24

約数和(自身を含む): 46895940

約数和(自身を除く): 25474266

約数列:

[1, 2, 3, 6, 9, 18, 97, 194, 291, 582, 873, 1746, 12269, 24538, 36807, 73614, 110421, 220842, 1190093, 2380186, 3570279, 7140558, 10710837, 21421674]

約数ペア:

[(1, 21421674), (2, 10710837), (3, 7140558), (6, 3570279), (9, 2380186), (18, 1190093), (97, 220842), (194, 110421), (291, 73614), (582, 36807), (873, 24538), (1746, 12269)]