21738657

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{10163}}^1$

素因数の和:10220

約数の個数: 16

約数和(自身を含む): 31223808

約数和(自身を除く): 9485151

約数列:

[1, 3, 23, 31, 69, 93, 713, 2139, 10163, 30489, 233749, 315053, 701247, 945159, 7246219, 21738657]

約数ペア:

[(1, 21738657), (3, 7246219), (23, 945159), (31, 701247), (69, 315053), (93, 233749), (713, 30489), (2139, 10163)]