21192791277

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{176153}}^1$

素因数の和:176517

約数の個数: 32

約数和(自身を含む): 34295069952

約数和(自身を除く): 13102278675

約数列:

[1, 3, 7, 17, 21, 51, 119, 337, 357, 1011, 2359, 5729, 7077, 17187, 40103, 120309, 176153, 528459, 1233071, 2994601, 3699213, 8983803, 20962207, 59363561, 62886621, 178090683, 415544927, 1009180537, 1246634781, 3027541611, 7064263759, 21192791277]

約数ペア:

[(1, 21192791277), (3, 7064263759), (7, 3027541611), (17, 1246634781), (21, 1009180537), (51, 415544927), (119, 178090683), (337, 62886621), (357, 59363561), (1011, 20962207), (2359, 8983803), (5729, 3699213), (7077, 2994601), (17187, 1233071), (40103, 528459), (120309, 176153)]