21180030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{706001}}^1$

素因数の和:706011

約数の個数: 16

約数和(自身を含む): 50832144

約数和(自身を除く): 29652114

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 706001, 1412002, 2118003, 3530005, 4236006, 7060010, 10590015, 21180030]

約数ペア:

[(1, 21180030), (2, 10590015), (3, 7060010), (5, 4236006), (6, 3530005), (10, 2118003), (15, 1412002), (30, 706001)]