21744503

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{307}}^1$

素因数の和:502

約数の個数: 16

約数和(自身を含む): 24482304

約数和(自身を除く): 2737801

約数列:

[1, 11, 47, 137, 307, 517, 1507, 3377, 6439, 14429, 42059, 70829, 158719, 462649, 1976773, 21744503]

約数ペア:

[(1, 21744503), (11, 1976773), (47, 462649), (137, 158719), (307, 70829), (517, 42059), (1507, 14429), (3377, 6439)]