21454497

素因数分解:

$3^3\times {\mathrm{727}}^1\times {\mathrm{1093}}^1$

素因数の和:1829

約数の個数: 16

約数和(自身を含む): 31857280

約数和(自身を除く): 10402783

約数列:

[1, 3, 9, 27, 727, 1093, 2181, 3279, 6543, 9837, 19629, 29511, 794611, 2383833, 7151499, 21454497]

約数ペア:

[(1, 21454497), (3, 7151499), (9, 2383833), (27, 794611), (727, 29511), (1093, 19629), (2181, 9837), (3279, 6543)]