21016404

素因数分解:

$2^2\times 3^2\times {\mathrm{583789}}^1$

素因数の和:583799

約数の個数: 18

約数和(自身を含む): 53124890

約数和(自身を除く): 32108486

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 583789, 1167578, 1751367, 2335156, 3502734, 5254101, 7005468, 10508202, 21016404]

約数ペア:

[(1, 21016404), (2, 10508202), (3, 7005468), (4, 5254101), (6, 3502734), (9, 2335156), (12, 1751367), (18, 1167578), (36, 583789)]