21310129

素因数分解:

${\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1$

素因数の和:392

約数の個数: 16

約数和(自身を含む): 23328000

約数和(自身を除く): 2017871

約数列:

[1, 17, 47, 149, 179, 799, 2533, 3043, 7003, 8413, 26671, 119051, 143021, 453407, 1253537, 21310129]

約数ペア:

[(1, 21310129), (17, 1253537), (47, 453407), (149, 143021), (179, 119051), (799, 26671), (2533, 8413), (3043, 7003)]