Males are stronger than women by a pretty good amount (RJ claimed there were "several levels of male strength above women" ) ... Egwene (at less than full potential) +R+L =(at least) Male Forsaken ... which would make those 3 stronger than Lanfear by a fair margin. Effectively Lanfear = Rand, but on a raw power scale she would not ... this is something Egwene would not yet realize having never really faced such a situation.