16682211

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20369}}^1$

素因数の和:20395

約数の個数: 24

約数和(自身を含む): 29658720

約数和(自身を除く): 12976509

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 20369, 61107, 142583, 183321, 264797, 427749, 794391, 1283247, 1853579, 2383173, 5560737, 16682211]

約数ペア:

[(1, 16682211), (3, 5560737), (7, 2383173), (9, 1853579), (13, 1283247), (21, 794391), (39, 427749), (63, 264797), (91, 183321), (117, 142583), (273, 61107), (819, 20369)]