21865810

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{46523}}^1$

素因数の和:46577

約数の個数: 16

約数和(自身を含む): 40196736

約数和(自身を除く): 18330926

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 46523, 93046, 232615, 465230, 2186581, 4373162, 10932905, 21865810]

約数ペア:

[(1, 21865810), (2, 10932905), (5, 4373162), (10, 2186581), (47, 465230), (94, 232615), (235, 93046), (470, 46523)]