21767165

素因数分解:

$5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 30965760

約数和(自身を除く): 9198595

約数列:

[1, 5, 7, 35, 59, 83, 127, 295, 413, 415, 581, 635, 889, 2065, 2905, 4445, 4897, 7493, 10541, 24485, 34279, 37465, 52451, 52705, 73787, 171395, 262255, 368935, 621919, 3109595, 4353433, 21767165]

約数ペア:

[(1, 21767165), (5, 4353433), (7, 3109595), (35, 621919), (59, 368935), (83, 262255), (127, 171395), (295, 73787), (413, 52705), (415, 52451), (581, 37465), (635, 34279), (889, 24485), (2065, 10541), (2905, 7493), (4445, 4897)]