2021904231

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{649921}}^1$

素因数の和:650002

約数の個数: 16

約数和(自身を含む): 2901251808

約数和(自身を除く): 879347577

約数列:

[1, 3, 17, 51, 61, 183, 1037, 3111, 649921, 1949763, 11048657, 33145971, 39645181, 118935543, 673968077, 2021904231]

約数ペア:

[(1, 2021904231), (3, 673968077), (17, 118935543), (51, 39645181), (61, 33145971), (183, 11048657), (1037, 1949763), (3111, 649921)]