21000366297

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{4201}}^1\times {\mathrm{7823}}^1$

素因数の和:12101

約数の個数: 24

約数和(自身を含む): 30772355328

約数和(自身を除く): 9771989031

約数列:

[1, 3, 9, 71, 213, 639, 4201, 7823, 12603, 23469, 37809, 70407, 298271, 555433, 894813, 1666299, 2684439, 4998897, 32864423, 98593269, 295779807, 2333374033, 7000122099, 21000366297]

約数ペア:

[(1, 21000366297), (3, 7000122099), (9, 2333374033), (71, 295779807), (213, 98593269), (639, 32864423), (4201, 4998897), (7823, 2684439), (12603, 1666299), (23469, 894813), (37809, 555433), (70407, 298271)]