21226492

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{26141}}^1$

素因数の和:26181

約数の個数: 24

約数和(自身を含む): 43918560

約数和(自身を除く): 22692068

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 26141, 52282, 104564, 182987, 365974, 731948, 758089, 1516178, 3032356, 5306623, 10613246, 21226492]

約数ペア:

[(1, 21226492), (2, 10613246), (4, 5306623), (7, 3032356), (14, 1516178), (28, 758089), (29, 731948), (58, 365974), (116, 182987), (203, 104564), (406, 52282), (812, 26141)]