2021789943

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{3941111}}^1$

素因数の和:3941139

約数の個数: 16

約数和(自身を含む): 3152889600

約数和(自身を除く): 1131099657

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 3941111, 11823333, 35469999, 74881109, 106409997, 224643327, 673929981, 2021789943]

約数ペア:

[(1, 2021789943), (3, 673929981), (9, 224643327), (19, 106409997), (27, 74881109), (57, 35469999), (171, 11823333), (513, 3941111)]