Technically, it has 4 syllables: lo-gi-ca-lly.However if you're using it for poetry you could break it up slightly diffrently and fit it into just 3: lo-gic-ly.
Start by combining consonant clusters, then form short words or syllables and combine those.
There are three Chinese syllables in the word "syllables."
There are 3 syllables in symphony:sym/pho/ny
there are 2 syllables in stomach. To see why, search 'How many syllables in attack?'
4 syllables am- phi- bi- an
Awake has two syllables. The syllables are a-wake.
there are 3 syllables
There are 14 syllables.
Happened has two syllables. The syllables are hap-pened.
Two syllables
2 syllables
2 syllables