21015590401

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{734477}}^1$

素因数の和:734592

約数の個数: 16

約数和(自身を含む): 23691322368

約数和(自身を除く): 2675731967

約数列:

[1, 13, 31, 71, 403, 923, 2201, 28613, 734477, 9548201, 22768787, 52147867, 295994231, 677922271, 1616583877, 21015590401]

約数ペア:

[(1, 21015590401), (13, 1616583877), (31, 677922271), (71, 295994231), (403, 52147867), (923, 22768787), (2201, 9548201), (28613, 734477)]