21843787679

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{1187}}^1\times {\mathrm{154643}}^1$

素因数の和:155854

約数の個数: 16

約数和(自身を含む): 26455258368

約数和(自身を除く): 4611470689

約数列:

[1, 7, 17, 119, 1187, 8309, 20179, 141253, 154643, 1082501, 2628931, 18402517, 183561241, 1284928687, 3120541097, 21843787679]

約数ペア:

[(1, 21843787679), (7, 3120541097), (17, 1284928687), (119, 183561241), (1187, 18402517), (8309, 2628931), (20179, 1082501), (141253, 154643)]