21095826

素因数分解:

$2^1\times 3^1\times {\mathrm{1279}}^1\times {\mathrm{2749}}^1$

素因数の和:4033

約数の個数: 16

約数和(自身を含む): 42240000

約数和(自身を除く): 21144174

約数列:

[1, 2, 3, 6, 1279, 2558, 2749, 3837, 5498, 7674, 8247, 16494, 3515971, 7031942, 10547913, 21095826]

約数ペア:

[(1, 21095826), (2, 10547913), (3, 7031942), (6, 3515971), (1279, 16494), (2558, 8247), (2749, 7674), (3837, 5498)]