21886490

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{46567}}^1$

素因数の和:46621

約数の個数: 16

約数和(自身を含む): 40234752

約数和(自身を除く): 18348262

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 46567, 93134, 232835, 465670, 2188649, 4377298, 10943245, 21886490]

約数ペア:

[(1, 21886490), (2, 10943245), (5, 4377298), (10, 2188649), (47, 465670), (94, 232835), (235, 93134), (470, 46567)]