21502021

素因数分解:

${\mathrm{29}}^1\times {\mathrm{43}}^2\times {\mathrm{401}}^1$

素因数の和:516

約数の個数: 12

約数和(自身を含む): 22829580

約数和(自身を除く): 1327559

約数列:

[1, 29, 43, 401, 1247, 1849, 11629, 17243, 53621, 500047, 741449, 21502021]

約数ペア:

[(1, 21502021), (29, 741449), (43, 500047), (401, 53621), (1247, 17243), (1849, 11629)]