21912714

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{9437}}^1$

素因数の和:9491

約数の個数: 32

約数和(自身を含む): 49832640

約数和(自身を除く): 27919926

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 86, 129, 258, 387, 774, 1161, 2322, 9437, 18874, 28311, 56622, 84933, 169866, 254799, 405791, 509598, 811582, 1217373, 2434746, 3652119, 7304238, 10956357, 21912714]

約数ペア:

[(1, 21912714), (2, 10956357), (3, 7304238), (6, 3652119), (9, 2434746), (18, 1217373), (27, 811582), (43, 509598), (54, 405791), (86, 254799), (129, 169866), (258, 84933), (387, 56622), (774, 28311), (1161, 18874), (2322, 9437)]