21597804

素因数分解:

$2^2\times 3^2\times {\mathrm{599939}}^1$

素因数の和:599949

約数の個数: 18

約数和(自身を含む): 54594540

約数和(自身を除く): 32996736

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 599939, 1199878, 1799817, 2399756, 3599634, 5399451, 7199268, 10798902, 21597804]

約数ペア:

[(1, 21597804), (2, 10798902), (3, 7199268), (4, 5399451), (6, 3599634), (9, 2399756), (12, 1799817), (18, 1199878), (36, 599939)]