21262198562

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{2039}}^1$

素因数の和:2319

約数の個数: 64

約数和(自身を含む): 36346337280

約数和(自身を除く): 15084138718

約数列:

[1, 2, 11, 22, 43, 73, 86, 146, 151, 302, 473, 803, 946, 1606, 1661, 2039, 3139, 3322, 4078, 6278, 6493, 11023, 12986, 22046, 22429, 34529, 44858, 69058, 71423, 87677, 121253, 142846, 148847, 175354, 242506, 297694, 307889, 473989, 615778, 947978, 964447, 1637317, 1928894, 3274634, 3386779, 5213879, 6400421, 6773558, 10427758, 12800842, 13239227, 22475897, 26478454, 44951794, 70404631, 140809262, 145631497, 247234867, 291262994, 494469734, 966463571, 1932927142, 10631099281, 21262198562]

約数ペア:

[(1, 21262198562), (2, 10631099281), (11, 1932927142), (22, 966463571), (43, 494469734), (73, 291262994), (86, 247234867), (146, 145631497), (151, 140809262), (302, 70404631), (473, 44951794), (803, 26478454), (946, 22475897), (1606, 13239227), (1661, 12800842), (2039, 10427758), (3139, 6773558), (3322, 6400421), (4078, 5213879), (6278, 3386779), (6493, 3274634), (11023, 1928894), (12986, 1637317), (22046, 964447), (22429, 947978), (34529, 615778), (44858, 473989), (69058, 307889), (71423, 297694), (87677, 242506), (121253, 175354), (142846, 148847)]