21303306

素因数分解:

$2^1\times 3^2\times {\mathrm{857}}^1\times {\mathrm{1381}}^1$

素因数の和:2246

約数の個数: 24

約数和(自身を含む): 46244484

約数和(自身を除く): 24941178

約数列:

[1, 2, 3, 6, 9, 18, 857, 1381, 1714, 2571, 2762, 4143, 5142, 7713, 8286, 12429, 15426, 24858, 1183517, 2367034, 3550551, 7101102, 10651653, 21303306]

約数ペア:

[(1, 21303306), (2, 10651653), (3, 7101102), (6, 3550551), (9, 2367034), (18, 1183517), (857, 24858), (1381, 15426), (1714, 12429), (2571, 8286), (2762, 7713), (4143, 5142)]