20211757433

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{669463}}^1$

素因数の和:669716

約数の個数: 16

約数和(自身を含む): 24422046720

約数和(自身を除く): 4210289287

約数列:

[1, 7, 19, 133, 227, 1589, 4313, 30191, 669463, 4686241, 12719797, 89038579, 151968101, 1063776707, 2887393919, 20211757433]

約数ペア:

[(1, 20211757433), (7, 2887393919), (19, 1063776707), (133, 151968101), (227, 89038579), (1589, 12719797), (4313, 4686241), (30191, 669463)]