21743423

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{401}}^1$

素因数の和:554

約数の個数: 16

約数和(自身を含む): 24267936

約数和(自身を除く): 2524513

約数列:

[1, 13, 43, 97, 401, 559, 1261, 4171, 5213, 17243, 38897, 54223, 224159, 505661, 1672571, 21743423]

約数ペア:

[(1, 21743423), (13, 1672571), (43, 505661), (97, 224159), (401, 54223), (559, 38897), (1261, 17243), (4171, 5213)]