21772436

素因数分解:

$2^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{1847}}^1$

素因数の和:2279

約数の個数: 24

約数和(自身を含む): 43671936

約数和(自身を除く): 21899500

約数列:

[1, 2, 4, 7, 14, 28, 421, 842, 1684, 1847, 2947, 3694, 5894, 7388, 11788, 12929, 25858, 51716, 777587, 1555174, 3110348, 5443109, 10886218, 21772436]

約数ペア:

[(1, 21772436), (2, 10886218), (4, 5443109), (7, 3110348), (14, 1555174), (28, 777587), (421, 51716), (842, 25858), (1684, 12929), (1847, 11788), (2947, 7388), (3694, 5894)]