21000453567

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{2423}}^1\times {\mathrm{61469}}^1$

素因数の和:63942

約数の個数: 16

約数和(自身を含む): 28608629760

約数和(自身を除く): 7608176193

約数列:

[1, 3, 47, 141, 2423, 7269, 61469, 113881, 184407, 341643, 2889043, 8667129, 148939387, 446818161, 7000151189, 21000453567]

約数ペア:

[(1, 21000453567), (3, 7000151189), (47, 446818161), (141, 148939387), (2423, 8667129), (7269, 2889043), (61469, 341643), (113881, 184407)]