21232399908

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{870323}}^1$

素因数の和:870456

約数の個数: 48

約数和(自身を含む): 52637195520

約数和(自身を除く): 31404795612

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 107, 114, 214, 228, 321, 428, 642, 1284, 2033, 4066, 6099, 8132, 12198, 24396, 870323, 1740646, 2610969, 3481292, 5221938, 10443876, 16536137, 33072274, 49608411, 66144548, 93124561, 99216822, 186249122, 198433644, 279373683, 372498244, 558747366, 1117494732, 1769366659, 3538733318, 5308099977, 7077466636, 10616199954, 21232399908]

約数ペア:

[(1, 21232399908), (2, 10616199954), (3, 7077466636), (4, 5308099977), (6, 3538733318), (12, 1769366659), (19, 1117494732), (38, 558747366), (57, 372498244), (76, 279373683), (107, 198433644), (114, 186249122), (214, 99216822), (228, 93124561), (321, 66144548), (428, 49608411), (642, 33072274), (1284, 16536137), (2033, 10443876), (4066, 5221938), (6099, 3481292), (8132, 2610969), (12198, 1740646), (24396, 870323)]