21090610

素因数分解:

$2^1\times 5^1\times {\mathrm{1217}}^1\times {\mathrm{1733}}^1$

素因数の和:2957

約数の個数: 16

約数和(自身を含む): 38016216

約数和(自身を除く): 16925606

約数列:

[1, 2, 5, 10, 1217, 1733, 2434, 3466, 6085, 8665, 12170, 17330, 2109061, 4218122, 10545305, 21090610]

約数ペア:

[(1, 21090610), (2, 10545305), (5, 4218122), (10, 2109061), (1217, 17330), (1733, 12170), (2434, 8665), (3466, 6085)]