21496572

素因数分解:

$2^2\times 3^2\times {\mathrm{597127}}^1$

素因数の和:597137

約数の個数: 18

約数和(自身を含む): 54338648

約数和(自身を除く): 32842076

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 597127, 1194254, 1791381, 2388508, 3582762, 5374143, 7165524, 10748286, 21496572]

約数ペア:

[(1, 21496572), (2, 10748286), (3, 7165524), (4, 5374143), (6, 3582762), (9, 2388508), (12, 1791381), (18, 1194254), (36, 597127)]