21578423

素因数分解:

${\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{373}}^1$

素因数の和:514

約数の個数: 16

約数和(自身を含む): 23750496

約数和(自身を除く): 2172073

約数列:

[1, 17, 41, 83, 373, 697, 1411, 3403, 6341, 15293, 30959, 57851, 259981, 526303, 1269319, 21578423]

約数ペア:

[(1, 21578423), (17, 1269319), (41, 526303), (83, 259981), (373, 57851), (697, 30959), (1411, 15293), (3403, 6341)]