21000427944

素因数分解:

$2^3\times 3^1\times {\mathrm{875017831}}^1$

素因数の和:875017840

約数の個数: 16

約数和(自身を含む): 52501069920

約数和(自身を除く): 31500641976

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 875017831, 1750035662, 2625053493, 3500071324, 5250106986, 7000142648, 10500213972, 21000427944]

約数ペア:

[(1, 21000427944), (2, 10500213972), (3, 7000142648), (4, 5250106986), (6, 3500071324), (8, 2625053493), (12, 1750035662), (24, 875017831)]