21211302

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{505031}}^1$

素因数の和:505043

約数の個数: 16

約数和(自身を含む): 48483072

約数和(自身を除く): 27271770

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 505031, 1010062, 1515093, 3030186, 3535217, 7070434, 10605651, 21211302]

約数ペア:

[(1, 21211302), (2, 10605651), (3, 7070434), (6, 3535217), (7, 3030186), (14, 1515093), (21, 1010062), (42, 505031)]