21976999

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{479}}^1$

素因数の和:630

約数の個数: 16

約数和(自身を含む): 24837120

約数和(自身を除く): 2860121

約数列:

[1, 11, 43, 97, 473, 479, 1067, 4171, 5269, 20597, 45881, 46463, 226567, 511093, 1997909, 21976999]

約数ペア:

[(1, 21976999), (11, 1997909), (43, 511093), (97, 226567), (473, 46463), (479, 45881), (1067, 20597), (4171, 5269)]