21938862015

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{10753}}^1$

素因数の和:10918

約数の個数: 128

約数和(自身を含む): 47572254720

約数和(自身を除く): 25633392705

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 45, 51, 63, 85, 105, 119, 127, 135, 153, 189, 255, 315, 357, 381, 459, 595, 635, 765, 889, 945, 1071, 1143, 1785, 1905, 2159, 2295, 2667, 3213, 3429, 4445, 5355, 5715, 6477, 8001, 10753, 10795, 13335, 15113, 16065, 17145, 19431, 24003, 32259, 32385, 40005, 45339, 53765, 58293, 75271, 75565, 96777, 97155, 120015, 136017, 161295, 182801, 225813, 226695, 290331, 291465, 376355, 408051, 483885, 548403, 677439, 680085, 914005, 1129065, 1279607, 1365631, 1451655, 1645209, 2032317, 2040255, 2742015, 3387195, 3838821, 4096893, 4935627, 6398035, 6828155, 8226045, 9559417, 10161585, 11516463, 12290679, 19194105, 20484465, 23215727, 24678135, 28678251, 34549389, 36872037, 47797085, 57582315, 61453395, 69647181, 86034753, 116078635, 143391255, 162510089, 172746945, 184360185, 208941543, 258104259, 348235905, 430173765, 487530267, 626824629, 812550445, 1044707715, 1290521295, 1462590801, 2437651335, 3134123145, 4387772403, 7312954005, 21938862015]

約数ペア:

[(1, 21938862015), (3, 7312954005), (5, 4387772403), (7, 3134123145), (9, 2437651335), (15, 1462590801), (17, 1290521295), (21, 1044707715), (27, 812550445), (35, 626824629), (45, 487530267), (51, 430173765), (63, 348235905), (85, 258104259), (105, 208941543), (119, 184360185), (127, 172746945), (135, 162510089), (153, 143391255), (189, 116078635), (255, 86034753), (315, 69647181), (357, 61453395), (381, 57582315), (459, 47797085), (595, 36872037), (635, 34549389), (765, 28678251), (889, 24678135), (945, 23215727), (1071, 20484465), (1143, 19194105), (1785, 12290679), (1905, 11516463), (2159, 10161585), (2295, 9559417), (2667, 8226045), (3213, 6828155), (3429, 6398035), (4445, 4935627), (5355, 4096893), (5715, 3838821), (6477, 3387195), (8001, 2742015), (10753, 2040255), (10795, 2032317), (13335, 1645209), (15113, 1451655), (16065, 1365631), (17145, 1279607), (19431, 1129065), (24003, 914005), (32259, 680085), (32385, 677439), (40005, 548403), (45339, 483885), (53765, 408051), (58293, 376355), (75271, 291465), (75565, 290331), (96777, 226695), (97155, 225813), (120015, 182801), (136017, 161295)]