21303441313

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1762217}}^1$

素因数の和:1762392

約数の個数: 16

約数和(自身を含む): 26729322624

約数和(自身を除く): 5425881311

約数列:

[1, 7, 11, 77, 157, 1099, 1727, 12089, 1762217, 12335519, 19384387, 135690709, 276668069, 1936676483, 3043348759, 21303441313]

約数ペア:

[(1, 21303441313), (7, 3043348759), (11, 1936676483), (77, 276668069), (157, 135690709), (1099, 19384387), (1727, 12335519), (12089, 1762217)]