21000632048

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{119321773}}^1$

素因数の和:119321792

約数の個数: 20

約数和(自身を含む): 44387699928

約数和(自身を除く): 23387067880

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 119321773, 238643546, 477287092, 954574184, 1312539503, 1909148368, 2625079006, 5250158012, 10500316024, 21000632048]

約数ペア:

[(1, 21000632048), (2, 10500316024), (4, 5250158012), (8, 2625079006), (11, 1909148368), (16, 1312539503), (22, 954574184), (44, 477287092), (88, 238643546), (176, 119321773)]