21148492036

素因数分解:

$2^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{2787097}}^1$

素因数の和:2787379

約数の個数: 24

約数和(自身を含む): 42453076736

約数和(自身を除く): 21304584700

約数列:

[1, 2, 4, 7, 14, 28, 271, 542, 1084, 1897, 3794, 7588, 2787097, 5574194, 11148388, 19509679, 39019358, 78038716, 755303287, 1510606574, 3021213148, 5287123009, 10574246018, 21148492036]

約数ペア:

[(1, 21148492036), (2, 10574246018), (4, 5287123009), (7, 3021213148), (14, 1510606574), (28, 755303287), (271, 78038716), (542, 39019358), (1084, 19509679), (1897, 11148388), (3794, 5574194), (7588, 2787097)]