21162414339

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{99563}}^1$

素因数の和:99712

約数の個数: 48

約数和(自身を含む): 35412923520

約数和(自身を除く): 14250509181

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 113, 171, 209, 339, 627, 1017, 1243, 1881, 2147, 3729, 6441, 11187, 19323, 23617, 70851, 99563, 212553, 298689, 896067, 1095193, 1891697, 3285579, 5675091, 9856737, 11250619, 17025273, 20808667, 33751857, 62426001, 101255571, 123756809, 187278003, 213761761, 371270427, 641285283, 1113811281, 1923855849, 2351379371, 7054138113, 21162414339]

約数ペア:

[(1, 21162414339), (3, 7054138113), (9, 2351379371), (11, 1923855849), (19, 1113811281), (33, 641285283), (57, 371270427), (99, 213761761), (113, 187278003), (171, 123756809), (209, 101255571), (339, 62426001), (627, 33751857), (1017, 20808667), (1243, 17025273), (1881, 11250619), (2147, 9856737), (3729, 5675091), (6441, 3285579), (11187, 1891697), (19323, 1095193), (23617, 896067), (70851, 298689), (99563, 212553)]