21049146

素因数分解:

$2^1\times 3^6\times {\mathrm{14437}}^1$

素因数の和:14457

約数の個数: 28

約数和(自身を含む): 47342202

約数和(自身を除く): 26293056

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 14437, 28874, 43311, 86622, 129933, 259866, 389799, 779598, 1169397, 2338794, 3508191, 7016382, 10524573, 21049146]

約数ペア:

[(1, 21049146), (2, 10524573), (3, 7016382), (6, 3508191), (9, 2338794), (18, 1169397), (27, 779598), (54, 389799), (81, 259866), (162, 129933), (243, 86622), (486, 43311), (729, 28874), (1458, 14437)]