Currently there are 19 native Standard Prime lenses for Nikon D6 and 11 of these lenses are autofocus (AF) type.
Nikon D6 doesn't have a sensor based image stabilization system but 1 of these Standard Prime lenses features optical image stabilization.
Since Nikon D6 has environmental sealings (Weather Sealing), you may like to couple your camera with one of these 4 Standard Prime lenses with Weather Sealings.