6839721

素因数分解:

$3^5\times 7^1\times {\mathrm{4021}}^1$

素因数の和:4043

約数の個数: 24

約数和(自身を含む): 11712064

約数和(自身を除く): 4872343

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 4021, 12063, 28147, 36189, 84441, 108567, 253323, 325701, 759969, 977103, 2279907, 6839721]

約数ペア:

[(1, 6839721), (3, 2279907), (7, 977103), (9, 759969), (21, 325701), (27, 253323), (63, 108567), (81, 84441), (189, 36189), (243, 28147), (567, 12063), (1701, 4021)]