2021305424

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{349949}}^1$

素因数の和:349995

約数の個数: 30

約数和(自身を含む): 4133259450

約数和(自身を除く): 2111954026

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 722, 1444, 2888, 5776, 349949, 699898, 1399796, 2799592, 5599184, 6649031, 13298062, 26596124, 53192248, 106384496, 126331589, 252663178, 505326356, 1010652712, 2021305424]

約数ペア:

[(1, 2021305424), (2, 1010652712), (4, 505326356), (8, 252663178), (16, 126331589), (19, 106384496), (38, 53192248), (76, 26596124), (152, 13298062), (304, 6649031), (361, 5599184), (722, 2799592), (1444, 1399796), (2888, 699898), (5776, 349949)]