21137292

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{53377}}^1$

素因数の和:53398

約数の個数: 36

約数和(自身を含む): 58288776

約数和(自身を除く): 37151484

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 53377, 106754, 160131, 213508, 320262, 480393, 587147, 640524, 960786, 1174294, 1761441, 1921572, 2348588, 3522882, 5284323, 7045764, 10568646, 21137292]

約数ペア:

[(1, 21137292), (2, 10568646), (3, 7045764), (4, 5284323), (6, 3522882), (9, 2348588), (11, 1921572), (12, 1761441), (18, 1174294), (22, 960786), (33, 640524), (36, 587147), (44, 480393), (66, 320262), (99, 213508), (132, 160131), (198, 106754), (396, 53377)]