20102649

素因数分解:

$3^1\times 7^1\times {\mathrm{857}}^1\times {\mathrm{1117}}^1$

素因数の和:1984

約数の個数: 16

約数和(自身を含む): 30695808

約数和(自身を除く): 10593159

約数列:

[1, 3, 7, 21, 857, 1117, 2571, 3351, 5999, 7819, 17997, 23457, 957269, 2871807, 6700883, 20102649]

約数ペア:

[(1, 20102649), (3, 6700883), (7, 2871807), (21, 957269), (857, 23457), (1117, 17997), (2571, 7819), (3351, 5999)]