21539391

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{10301}}^1$

素因数の和:10362

約数の個数: 16

約数和(自身を含む): 31153248

約数和(自身を除く): 9613857

約数列:

[1, 3, 17, 41, 51, 123, 697, 2091, 10301, 30903, 175117, 422341, 525351, 1267023, 7179797, 21539391]

約数ペア:

[(1, 21539391), (3, 7179797), (17, 1267023), (41, 525351), (51, 422341), (123, 175117), (697, 30903), (2091, 10301)]