21807306

素因数分解:

$2^1\times 3^6\times {\mathrm{14957}}^1$

素因数の和:14977

約数の個数: 28

約数和(自身を含む): 49047282

約数和(自身を除く): 27239976

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 14957, 29914, 44871, 89742, 134613, 269226, 403839, 807678, 1211517, 2423034, 3634551, 7269102, 10903653, 21807306]

約数ペア:

[(1, 21807306), (2, 10903653), (3, 7269102), (6, 3634551), (9, 2423034), (18, 1211517), (27, 807678), (54, 403839), (81, 269226), (162, 134613), (243, 89742), (486, 44871), (729, 29914), (1458, 14957)]