latex(2*2^(1/3))

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sage: latex(2*2^(1/2))
2 \, \sqrt{2}

that is ok

but what ist that?

sage: latex(2*2^(1/3))

2 \, 2^{\left(\frac{1}{3}\right)}

How can I get the right result

2\cdot 2^{\left(\frac{1}{3}\right)}

or

2\, \sqrt[3]{2}

????

Thanks for help