21108324

素因数分解:

$2^2\times 3^1\times {\mathrm{1039}}^1\times {\mathrm{1693}}^1$

素因数の和:2739

約数の個数: 24

約数和(自身を含む): 49329280

約数和(自身を除く): 28220956

約数列:

[1, 2, 3, 4, 6, 12, 1039, 1693, 2078, 3117, 3386, 4156, 5079, 6234, 6772, 10158, 12468, 20316, 1759027, 3518054, 5277081, 7036108, 10554162, 21108324]

約数ペア:

[(1, 21108324), (2, 10554162), (3, 7036108), (4, 5277081), (6, 3518054), (12, 1759027), (1039, 20316), (1693, 12468), (2078, 10158), (3117, 6772), (3386, 6234), (4156, 5079)]