Would it be better to split those companies up with a series of spinoffs so it's actually 1,000 companies, or 1,000,000 smaller companies releasing 71% of globa

Would it be better to split those companies up with a series of spinoffs so it's actually 1,000 companies, or 1,000,000 smaller companies releasing 71% of global emissions? Or is the number of companies involved in fact completely arbitrary and meaningless?