21342497

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1871}}^1$

素因数の和:1960

約数の個数: 16

約数和(自身を含む): 25069824

約数和(自身を除く): 3727327

約数列:

[1, 11, 17, 61, 187, 671, 1037, 1871, 11407, 20581, 31807, 114131, 349877, 1255441, 1940227, 21342497]

約数ペア:

[(1, 21342497), (11, 1940227), (17, 1255441), (61, 349877), (187, 114131), (671, 31807), (1037, 20581), (1871, 11407)]