21843789

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{9323}}^1$

素因数の和:9408

約数の個数: 16

約数和(自身を含む): 32223744

約数和(自身を除く): 10379955

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 9323, 27969, 102553, 307659, 661933, 1985799, 7281263, 21843789]

約数ペア:

[(1, 21843789), (3, 7281263), (11, 1985799), (33, 661933), (71, 307659), (213, 102553), (781, 27969), (2343, 9323)]