21167459795

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{15739}}^1$

素因数の和:15947

約数の個数: 32

約数和(自身を含む): 26654745600

約数和(自身を除く): 5487285805

約数列:

[1, 5, 47, 59, 97, 235, 295, 485, 2773, 4559, 5723, 13865, 15739, 22795, 28615, 78695, 268981, 739733, 928601, 1344905, 1526683, 3698665, 4643005, 7633415, 43644247, 71754101, 90074297, 218221235, 358770505, 450371485, 4233491959, 21167459795]

約数ペア:

[(1, 21167459795), (5, 4233491959), (47, 450371485), (59, 358770505), (97, 218221235), (235, 90074297), (295, 71754101), (485, 43644247), (2773, 7633415), (4559, 4643005), (5723, 3698665), (13865, 1526683), (15739, 1344905), (22795, 928601), (28615, 739733), (78695, 268981)]