21415647

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{5743}}^1$

素因数の和:5870

約数の個数: 16

約数和(自身を含む): 31431168

約数和(自身を除く): 10015521

約数列:

[1, 3, 11, 33, 113, 339, 1243, 3729, 5743, 17229, 63173, 189519, 648959, 1946877, 7138549, 21415647]

約数ペア:

[(1, 21415647), (3, 7138549), (11, 1946877), (33, 648959), (113, 189519), (339, 63173), (1243, 17229), (3729, 5743)]