21096528

素因数分解:

$2^4\times 3^1\times {\mathrm{439511}}^1$

素因数の和:439522

約数の個数: 20

約数和(自身を含む): 54499488

約数和(自身を除く): 33402960

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 439511, 879022, 1318533, 1758044, 2637066, 3516088, 5274132, 7032176, 10548264, 21096528]

約数ペア:

[(1, 21096528), (2, 10548264), (3, 7032176), (4, 5274132), (6, 3516088), (8, 2637066), (12, 1758044), (16, 1318533), (24, 879022), (48, 439511)]