21400452

素因数分解:

$2^2\times 3^2\times {\mathrm{594457}}^1$

素因数の和:594467

約数の個数: 18

約数和(自身を含む): 54095678

約数和(自身を除く): 32695226

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 594457, 1188914, 1783371, 2377828, 3566742, 5350113, 7133484, 10700226, 21400452]

約数ペア:

[(1, 21400452), (2, 10700226), (3, 7133484), (4, 5350113), (6, 3566742), (9, 2377828), (12, 1783371), (18, 1188914), (36, 594457)]