20921926209

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1\times {\mathrm{701819}}^1$

素因数の和:702364

約数の個数: 16

約数和(自身を含む): 29420294400

約数和(自身を除く): 8498368191

約数列:

[1, 3, 19, 57, 523, 1569, 9937, 29811, 701819, 2105457, 13334561, 40003683, 367051337, 1101154011, 6973975403, 20921926209]

約数ペア:

[(1, 20921926209), (3, 6973975403), (19, 1101154011), (57, 367051337), (523, 40003683), (1569, 13334561), (9937, 2105457), (29811, 701819)]