21563948

素因数分解:

$2^2\times 7^1\times {\mathrm{829}}^1\times {\mathrm{929}}^1$

素因数の和:1769

約数の個数: 24

約数和(自身を含む): 43226400

約数和(自身を除く): 21662452

約数列:

[1, 2, 4, 7, 14, 28, 829, 929, 1658, 1858, 3316, 3716, 5803, 6503, 11606, 13006, 23212, 26012, 770141, 1540282, 3080564, 5390987, 10781974, 21563948]

約数ペア:

[(1, 21563948), (2, 10781974), (4, 5390987), (7, 3080564), (14, 1540282), (28, 770141), (829, 26012), (929, 23212), (1658, 13006), (1858, 11606), (3316, 6503), (3716, 5803)]