21885836

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{26953}}^1$

素因数の和:26993

約数の個数: 24

約数和(自身を含む): 45282720

約数和(自身を除く): 23396884

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 26953, 53906, 107812, 188671, 377342, 754684, 781637, 1563274, 3126548, 5471459, 10942918, 21885836]

約数ペア:

[(1, 21885836), (2, 10942918), (4, 5471459), (7, 3126548), (14, 1563274), (28, 781637), (29, 754684), (58, 377342), (116, 188671), (203, 107812), (406, 53906), (812, 26953)]