👉 In mathematics, a semilegendary number is a number that can be expressed as the sum of two or more positive integers. This is often used to represent numbers that are not particularly large but have many factors in common with other large numbers. For example, 103 = 2 + 5 + 7 + 11 and 104 = 2 + 4 + 8 + 16 and so on. In this context, a semilegend