2221317

素因数分解:

$3^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:119

約数の個数: 48

約数和(自身を含む): 4049280

約数和(自身を除く): 1827963

約数列:

[1, 3, 7, 9, 21, 23, 27, 49, 63, 69, 73, 147, 161, 189, 207, 219, 441, 483, 511, 621, 657, 1127, 1323, 1449, 1533, 1679, 1971, 3381, 3577, 4347, 4599, 5037, 10143, 10731, 11753, 13797, 15111, 30429, 32193, 35259, 45333, 82271, 96579, 105777, 246813, 317331, 740439, 2221317]

約数ペア:

[(1, 2221317), (3, 740439), (7, 317331), (9, 246813), (21, 105777), (23, 96579), (27, 82271), (49, 45333), (63, 35259), (69, 32193), (73, 30429), (147, 15111), (161, 13797), (189, 11753), (207, 10731), (219, 10143), (441, 5037), (483, 4599), (511, 4347), (621, 3577), (657, 3381), (1127, 1971), (1323, 1679), (1449, 1533)]