21628860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{32771}}^1$

素因数の和:32794

約数の個数: 48

約数和(自身を含む): 66068352

約数和(自身を除く): 44439492

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 32771, 65542, 98313, 131084, 163855, 196626, 327710, 360481, 393252, 491565, 655420, 720962, 983130, 1081443, 1441924, 1802405, 1966260, 2162886, 3604810, 4325772, 5407215, 7209620, 10814430, 21628860]

約数ペア:

[(1, 21628860), (2, 10814430), (3, 7209620), (4, 5407215), (5, 4325772), (6, 3604810), (10, 2162886), (11, 1966260), (12, 1802405), (15, 1441924), (20, 1081443), (22, 983130), (30, 720962), (33, 655420), (44, 491565), (55, 393252), (60, 360481), (66, 327710), (110, 196626), (132, 163855), (165, 131084), (220, 98313), (330, 65542), (660, 32771)]