21903446

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{701}}^1\times {\mathrm{919}}^1$

素因数の和:1639

約数の個数: 16

約数和(自身を含む): 34875360

約数和(自身を除く): 12971914

約数列:

[1, 2, 17, 34, 701, 919, 1402, 1838, 11917, 15623, 23834, 31246, 644219, 1288438, 10951723, 21903446]

約数ペア:

[(1, 21903446), (2, 10951723), (17, 1288438), (34, 644219), (701, 31246), (919, 23834), (1402, 15623), (1838, 11917)]