21772156

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{26813}}^1$

素因数の和:26853

約数の個数: 24

約数和(自身を含む): 45047520

約数和(自身を除く): 23275364

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 26813, 53626, 107252, 187691, 375382, 750764, 777577, 1555154, 3110308, 5443039, 10886078, 21772156]

約数ペア:

[(1, 21772156), (2, 10886078), (4, 5443039), (7, 3110308), (14, 1555154), (28, 777577), (29, 750764), (58, 375382), (116, 187691), (203, 107252), (406, 53626), (812, 26813)]