21371298

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{881}}^1$

素因数の和:1210

約数の個数: 32

約数和(自身を含む): 46230912

約数和(自身を除く): 24859614

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 311, 622, 881, 933, 1762, 1866, 2643, 4043, 5286, 8086, 11453, 12129, 22906, 24258, 34359, 68718, 273991, 547982, 821973, 1643946, 3561883, 7123766, 10685649, 21371298]

約数ペア:

[(1, 21371298), (2, 10685649), (3, 7123766), (6, 3561883), (13, 1643946), (26, 821973), (39, 547982), (78, 273991), (311, 68718), (622, 34359), (881, 24258), (933, 22906), (1762, 12129), (1866, 11453), (2643, 8086), (4043, 5286)]