21310702

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{49103}}^1$

素因数の和:49143

約数の個数: 16

約数和(自身を含む): 37711872

約数和(自身を除く): 16401170

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 49103, 98206, 343721, 687442, 1522193, 3044386, 10655351, 21310702]

約数ペア:

[(1, 21310702), (2, 10655351), (7, 3044386), (14, 1522193), (31, 687442), (62, 343721), (217, 98206), (434, 49103)]