21264528

素因数分解:

$2^4\times 3^1\times {\mathrm{443011}}^1$

素因数の和:443022

約数の個数: 20

約数和(自身を含む): 54933488

約数和(自身を除く): 33668960

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 443011, 886022, 1329033, 1772044, 2658066, 3544088, 5316132, 7088176, 10632264, 21264528]

約数ペア:

[(1, 21264528), (2, 10632264), (3, 7088176), (4, 5316132), (6, 3544088), (8, 2658066), (12, 1772044), (16, 1329033), (24, 886022), (48, 443011)]