21037523715

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{235043}}^1$

素因数の和:235090

約数の個数: 80

約数和(自身を含む): 43001769888

約数和(自身を除く): 21964246173

約数列:

[1, 3, 5, 9, 13, 15, 17, 27, 39, 45, 51, 65, 81, 85, 117, 135, 153, 195, 221, 255, 351, 405, 459, 585, 663, 765, 1053, 1105, 1377, 1755, 1989, 2295, 3315, 5265, 5967, 6885, 9945, 17901, 29835, 89505, 235043, 705129, 1175215, 2115387, 3055559, 3525645, 3995731, 6346161, 9166677, 10576935, 11987193, 15277795, 19038483, 19978655, 27500031, 31730805, 35961579, 45833385, 51944503, 59935965, 82500093, 95192415, 107884737, 137500155, 155833509, 179807895, 247500279, 259722515, 323654211, 412500465, 467500527, 539423685, 779167545, 1237501395, 1402501581, 1618271055, 2337502635, 4207504743, 7012507905, 21037523715]

約数ペア:

[(1, 21037523715), (3, 7012507905), (5, 4207504743), (9, 2337502635), (13, 1618271055), (15, 1402501581), (17, 1237501395), (27, 779167545), (39, 539423685), (45, 467500527), (51, 412500465), (65, 323654211), (81, 259722515), (85, 247500279), (117, 179807895), (135, 155833509), (153, 137500155), (195, 107884737), (221, 95192415), (255, 82500093), (351, 59935965), (405, 51944503), (459, 45833385), (585, 35961579), (663, 31730805), (765, 27500031), (1053, 19978655), (1105, 19038483), (1377, 15277795), (1755, 11987193), (1989, 10576935), (2295, 9166677), (3315, 6346161), (5265, 3995731), (5967, 3525645), (6885, 3055559), (9945, 2115387), (17901, 1175215), (29835, 705129), (89505, 235043)]