21079850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{38327}}^1$

素因数の和:38350

約数の個数: 24

約数和(自身を含む): 42774048

約数和(自身を除く): 21694198

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 38327, 76654, 191635, 383270, 421597, 843194, 958175, 1916350, 2107985, 4215970, 10539925, 21079850]

約数ペア:

[(1, 21079850), (2, 10539925), (5, 4215970), (10, 2107985), (11, 1916350), (22, 958175), (25, 843194), (50, 421597), (55, 383270), (110, 191635), (275, 76654), (550, 38327)]