21431874544

素因数分解:

$2^4\times {\mathrm{151}}^1\times {\mathrm{2281}}^1\times {\mathrm{3889}}^1$

素因数の和:6329

約数の個数: 40

約数和(自身を含む): 41828329760

約数和(自身を除く): 20396455216

約数列:

[1, 2, 4, 8, 16, 151, 302, 604, 1208, 2281, 2416, 3889, 4562, 7778, 9124, 15556, 18248, 31112, 36496, 62224, 344431, 587239, 688862, 1174478, 1377724, 2348956, 2755448, 4697912, 5510896, 8870809, 9395824, 17741618, 35483236, 70966472, 141932944, 1339492159, 2678984318, 5357968636, 10715937272, 21431874544]

約数ペア:

[(1, 21431874544), (2, 10715937272), (4, 5357968636), (8, 2678984318), (16, 1339492159), (151, 141932944), (302, 70966472), (604, 35483236), (1208, 17741618), (2281, 9395824), (2416, 8870809), (3889, 5510896), (4562, 4697912), (7778, 2755448), (9124, 2348956), (15556, 1377724), (18248, 1174478), (31112, 688862), (36496, 587239), (62224, 344431)]