21476559

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1117}}^1$

素因数の和:1179

約数の個数: 32

約数和(自身を含む): 33808320

約数和(自身を除く): 12331761

約数列:

[1, 3, 13, 17, 29, 39, 51, 87, 221, 377, 493, 663, 1117, 1131, 1479, 3351, 6409, 14521, 18989, 19227, 32393, 43563, 56967, 97179, 246857, 421109, 550681, 740571, 1263327, 1652043, 7158853, 21476559]

約数ペア:

[(1, 21476559), (3, 7158853), (13, 1652043), (17, 1263327), (29, 740571), (39, 550681), (51, 421109), (87, 246857), (221, 97179), (377, 56967), (493, 43563), (663, 32393), (1117, 19227), (1131, 18989), (1479, 14521), (3351, 6409)]