21052562

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{503}}^1\times {\mathrm{1231}}^1$

素因数の和:1753

約数の個数: 16

約数和(自身を含む): 33530112

約数和(自身を除く): 12477550

約数列:

[1, 2, 17, 34, 503, 1006, 1231, 2462, 8551, 17102, 20927, 41854, 619193, 1238386, 10526281, 21052562]

約数ペア:

[(1, 21052562), (2, 10526281), (17, 1238386), (34, 619193), (503, 41854), (1006, 20927), (1231, 17102), (2462, 8551)]