21904850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{39827}}^1$

素因数の和:39850

約数の個数: 24

約数和(自身を含む): 44448048

約数和(自身を除く): 22543198

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 39827, 79654, 199135, 398270, 438097, 876194, 995675, 1991350, 2190485, 4380970, 10952425, 21904850]

約数ペア:

[(1, 21904850), (2, 10952425), (5, 4380970), (10, 2190485), (11, 1991350), (22, 995675), (25, 876194), (50, 438097), (55, 398270), (110, 199135), (275, 79654), (550, 39827)]