21472550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{39041}}^1$

素因数の和:39064

約数の個数: 24

約数和(自身を含む): 43570872

約数和(自身を除く): 22098322

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 39041, 78082, 195205, 390410, 429451, 858902, 976025, 1952050, 2147255, 4294510, 10736275, 21472550]

約数ペア:

[(1, 21472550), (2, 10736275), (5, 4294510), (10, 2147255), (11, 1952050), (22, 976025), (25, 858902), (50, 429451), (55, 390410), (110, 195205), (275, 78082), (550, 39041)]