21331020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{355517}}^1$

素因数の和:355529

約数の個数: 24

約数和(自身を含む): 59727024

約数和(自身を除く): 38396004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 355517, 711034, 1066551, 1422068, 1777585, 2133102, 3555170, 4266204, 5332755, 7110340, 10665510, 21331020]

約数ペア:

[(1, 21331020), (2, 10665510), (3, 7110340), (4, 5332755), (5, 4266204), (6, 3555170), (10, 2133102), (12, 1777585), (15, 1422068), (20, 1066551), (30, 711034), (60, 355517)]