21898711285

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{3329}}^1$

素因数の和:3570

約数の個数: 48

約数和(自身を含む): 29464585920

約数和(自身を除く): 7565874635

約数列:

[1, 5, 11, 55, 83, 121, 131, 415, 605, 655, 913, 1441, 3329, 4565, 7205, 10043, 10873, 15851, 16645, 36619, 50215, 54365, 79255, 119603, 183095, 276307, 402809, 436099, 598015, 1315633, 1381535, 2014045, 2180495, 3039377, 4797089, 6578165, 15196885, 23985445, 33433147, 36196217, 52767979, 167165735, 180981085, 263839895, 398158387, 1990791935, 4379742257, 21898711285]

約数ペア:

[(1, 21898711285), (5, 4379742257), (11, 1990791935), (55, 398158387), (83, 263839895), (121, 180981085), (131, 167165735), (415, 52767979), (605, 36196217), (655, 33433147), (913, 23985445), (1441, 15196885), (3329, 6578165), (4565, 4797089), (7205, 3039377), (10043, 2180495), (10873, 2014045), (15851, 1381535), (16645, 1315633), (36619, 598015), (50215, 436099), (54365, 402809), (79255, 276307), (119603, 183095)]