21285860246

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{80022031}}^1$

素因数の和:80022059

約数の個数: 16

約数和(自身を含む): 38410575360

約数和(自身を除く): 17124715114

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 80022031, 160044062, 560154217, 1120308434, 1520418589, 3040837178, 10642930123, 21285860246]

約数ペア:

[(1, 21285860246), (2, 10642930123), (7, 3040837178), (14, 1520418589), (19, 1120308434), (38, 560154217), (133, 160044062), (266, 80022031)]