21352629

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{613}}^1\times {\mathrm{683}}^1$

素因数の和:1316

約数の個数: 16

約数和(自身を含む): 30238272

約数和(自身を除く): 8885643

約数列:

[1, 3, 17, 51, 613, 683, 1839, 2049, 10421, 11611, 31263, 34833, 418679, 1256037, 7117543, 21352629]

約数ペア:

[(1, 21352629), (3, 7117543), (17, 1256037), (51, 418679), (613, 34833), (683, 31263), (1839, 11611), (2049, 10421)]