21846393

素因数分解:

$3^2\times {\mathrm{157}}^1\times {\mathrm{15461}}^1$

素因数の和:15624

約数の個数: 12

約数和(自身を含む): 31758948

約数和(自身を除く): 9912555

約数列:

[1, 3, 9, 157, 471, 1413, 15461, 46383, 139149, 2427377, 7282131, 21846393]

約数ペア:

[(1, 21846393), (3, 7282131), (9, 2427377), (157, 139149), (471, 46383), (1413, 15461)]