21452475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{26003}}^1$

素因数の和:26027

約数の個数: 24

約数和(自身を含む): 38693952

約数和(自身を除く): 17241477

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 825, 26003, 78009, 130015, 286033, 390045, 650075, 858099, 1430165, 1950225, 4290495, 7150825, 21452475]

約数ペア:

[(1, 21452475), (3, 7150825), (5, 4290495), (11, 1950225), (15, 1430165), (25, 858099), (33, 650075), (55, 390045), (75, 286033), (165, 130015), (275, 78009), (825, 26003)]