21552453

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{61403}}^1$

素因数の和:61425

約数の個数: 16

約数和(自身を含む): 34386240

約数和(自身を除く): 12833787

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 61403, 184209, 552627, 798239, 1657881, 2394717, 7184151, 21552453]

約数ペア:

[(1, 21552453), (3, 7184151), (9, 2394717), (13, 1657881), (27, 798239), (39, 552627), (117, 184209), (351, 61403)]