21832772

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{32297}}^1$

素因数の和:32327

約数の個数: 18

約数和(自身を含む): 41373738

約数和(自身を除く): 19540966

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 32297, 64594, 129188, 419861, 839722, 1679444, 5458193, 10916386, 21832772]

約数ペア:

[(1, 21832772), (2, 10916386), (4, 5458193), (13, 1679444), (26, 839722), (52, 419861), (169, 129188), (338, 64594), (676, 32297)]