21000638928

素因数分解:

$2^4\times 3^1\times {\mathrm{437513311}}^1$

素因数の和:437513322

約数の個数: 20

約数和(自身を含む): 54251650688

約数和(自身を除く): 33251011760

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 437513311, 875026622, 1312539933, 1750053244, 2625079866, 3500106488, 5250159732, 7000212976, 10500319464, 21000638928]

約数ペア:

[(1, 21000638928), (2, 10500319464), (3, 7000212976), (4, 5250159732), (6, 3500106488), (8, 2625079866), (12, 1750053244), (16, 1312539933), (24, 875026622), (48, 437513311)]