2/1/2006: "Any number" can be only 1 or 2. It can't be 0 because you can't distribute 2 damage among 0 targets. It can't be 3 or more because there are only 2 points of damage to distribute.
2/1/2006: If only one target is chosen, then Electrolyze is a spell with a single target and subject to effects like Ink-Treader Nephilim's and Shunt's.