21349491840

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{1235503}}^1$

素因数の和:1235531

約数の個数: 128

約数和(自身を含む): 75612844800

約数和(自身を除く): 54263352960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 17280, 1235503, 2471006, 3706509, 4942012, 6177515, 7413018, 9884024, 11119527, 12355030, 14826036, 18532545, 19768048, 22239054, 24710060, 29652072, 33358581, 37065090, 39536096, 44478108, 49420120, 55597635, 59304144, 66717162, 74130180, 79072192, 88956216, 98840240, 111195270, 118608288, 133434324, 148260360, 158144384, 166792905, 177912432, 197680480, 222390540, 237216576, 266868648, 296520720, 333585810, 355824864, 395360960, 444781080, 474433152, 533737296, 593041440, 667171620, 711649728, 790721920, 889562160, 1067474592, 1186082880, 1334343240, 1423299456, 1779124320, 2134949184, 2372165760, 2668686480, 3558248640, 4269898368, 5337372960, 7116497280, 10674745920, 21349491840]

約数ペア:

[(1, 21349491840), (2, 10674745920), (3, 7116497280), (4, 5337372960), (5, 4269898368), (6, 3558248640), (8, 2668686480), (9, 2372165760), (10, 2134949184), (12, 1779124320), (15, 1423299456), (16, 1334343240), (18, 1186082880), (20, 1067474592), (24, 889562160), (27, 790721920), (30, 711649728), (32, 667171620), (36, 593041440), (40, 533737296), (45, 474433152), (48, 444781080), (54, 395360960), (60, 355824864), (64, 333585810), (72, 296520720), (80, 266868648), (90, 237216576), (96, 222390540), (108, 197680480), (120, 177912432), (128, 166792905), (135, 158144384), (144, 148260360), (160, 133434324), (180, 118608288), (192, 111195270), (216, 98840240), (240, 88956216), (270, 79072192), (288, 74130180), (320, 66717162), (360, 59304144), (384, 55597635), (432, 49420120), (480, 44478108), (540, 39536096), (576, 37065090), (640, 33358581), (720, 29652072), (864, 24710060), (960, 22239054), (1080, 19768048), (1152, 18532545), (1440, 14826036), (1728, 12355030), (1920, 11119527), (2160, 9884024), (2880, 7413018), (3456, 6177515), (4320, 4942012), (5760, 3706509), (8640, 2471006), (17280, 1235503)]