21318090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{710603}}^1$

素因数の和:710613

約数の個数: 16

約数和(自身を含む): 51163488

約数和(自身を除く): 29845398

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 710603, 1421206, 2131809, 3553015, 4263618, 7106030, 10659045, 21318090]

約数ペア:

[(1, 21318090), (2, 10659045), (3, 7106030), (5, 4263618), (6, 3553015), (10, 2131809), (15, 1421206), (30, 710603)]