This means that he would have had to have had hundreds of children, and we know that his son Jochi had 40 sons and his grandson Kublai Khan had 22 legitimate sons.

这意味着他必须有数百个孩子，我们知道他的儿子术赤有 40 个儿子，他的孙子忽必烈有 22 个合法的儿子。