21520752

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{40759}}^1$

素因数の和:40781

約数の個数: 40

約数和(自身を含む): 60650880

約数和(自身を除く): 39130128

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 528, 40759, 81518, 122277, 163036, 244554, 326072, 448349, 489108, 652144, 896698, 978216, 1345047, 1793396, 1956432, 2690094, 3586792, 5380188, 7173584, 10760376, 21520752]

約数ペア:

[(1, 21520752), (2, 10760376), (3, 7173584), (4, 5380188), (6, 3586792), (8, 2690094), (11, 1956432), (12, 1793396), (16, 1345047), (22, 978216), (24, 896698), (33, 652144), (44, 489108), (48, 448349), (66, 326072), (88, 244554), (132, 163036), (176, 122277), (264, 81518), (528, 40759)]