21304821889

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{84047}}^1$

素因数の和:84145

約数の個数: 32

約数和(自身を含む): 25754996736

約数和(自身を除く): 4450174847

約数列:

[1, 13, 17, 31, 37, 221, 403, 481, 527, 629, 1147, 6851, 8177, 14911, 19499, 84047, 253487, 1092611, 1428799, 2605457, 3109739, 18574387, 33870941, 40426607, 44292769, 52865563, 96401909, 575805997, 687252319, 1253224817, 1638832453, 21304821889]

約数ペア:

[(1, 21304821889), (13, 1638832453), (17, 1253224817), (31, 687252319), (37, 575805997), (221, 96401909), (403, 52865563), (481, 44292769), (527, 40426607), (629, 33870941), (1147, 18574387), (6851, 3109739), (8177, 2605457), (14911, 1428799), (19499, 1092611), (84047, 253487)]