21285528

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{80627}}^1$

素因数の和:80647

約数の個数: 32

約数和(自身を含む): 58052160

約数和(自身を除く): 36766632

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 80627, 161254, 241881, 322508, 483762, 645016, 886897, 967524, 1773794, 1935048, 2660691, 3547588, 5321382, 7095176, 10642764, 21285528]

約数ペア:

[(1, 21285528), (2, 10642764), (3, 7095176), (4, 5321382), (6, 3547588), (8, 2660691), (11, 1935048), (12, 1773794), (22, 967524), (24, 886897), (33, 645016), (44, 483762), (66, 322508), (88, 241881), (132, 161254), (264, 80627)]