21147792

素因数分解:

$2^4\times 3^1\times {\mathrm{440579}}^1$

素因数の和:440590

約数の個数: 20

約数和(自身を含む): 54631920

約数和(自身を除く): 33484128

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 440579, 881158, 1321737, 1762316, 2643474, 3524632, 5286948, 7049264, 10573896, 21147792]

約数ペア:

[(1, 21147792), (2, 10573896), (3, 7049264), (4, 5286948), (6, 3524632), (8, 2643474), (12, 1762316), (16, 1321737), (24, 881158), (48, 440579)]