21462419

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{997}}^1$

素因数の和:1130

約数の個数: 16

約数和(自身を含む): 24910080

約数和(自身を除く): 3447661

約数列:

[1, 11, 19, 103, 209, 997, 1133, 1957, 10967, 18943, 21527, 102691, 208373, 1129601, 1951129, 21462419]

約数ペア:

[(1, 21462419), (11, 1951129), (19, 1129601), (103, 208373), (209, 102691), (997, 21527), (1133, 18943), (1957, 10967)]