20717697

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6899}}^1$

素因数の和:6933

約数の個数: 32

約数和(自身を含む): 37094400

約数和(自身を除く): 16376703

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 231, 273, 429, 1001, 3003, 6899, 20697, 48293, 75889, 89687, 144879, 227667, 269061, 531223, 627809, 986557, 1593669, 1883427, 2959671, 6905899, 20717697]

約数ペア:

[(1, 20717697), (3, 6905899), (7, 2959671), (11, 1883427), (13, 1593669), (21, 986557), (33, 627809), (39, 531223), (77, 269061), (91, 227667), (143, 144879), (231, 89687), (273, 75889), (429, 48293), (1001, 20697), (3003, 6899)]