21204291216

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{25985651}}^1$

素因数の和:25985679

約数の個数: 40

約数和(自身を含む): 57999975264

約数和(自身を除く): 36795684048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 25985651, 51971302, 77956953, 103942604, 155913906, 207885208, 311827812, 415770416, 441756067, 623655624, 883512134, 1247311248, 1325268201, 1767024268, 2650536402, 3534048536, 5301072804, 7068097072, 10602145608, 21204291216]

約数ペア:

[(1, 21204291216), (2, 10602145608), (3, 7068097072), (4, 5301072804), (6, 3534048536), (8, 2650536402), (12, 1767024268), (16, 1325268201), (17, 1247311248), (24, 883512134), (34, 623655624), (48, 441756067), (51, 415770416), (68, 311827812), (102, 207885208), (136, 155913906), (204, 103942604), (272, 77956953), (408, 51971302), (816, 25985651)]