21332160

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{823}}^1$

素因数の和:852

約数の個数: 140

約数和(自身を含む): 75974448

約数和(自身を除く): 54642288

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, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 823, 864, 960, 1080, 1296, 1440, 1620, 1646, 1728, 2160, 2469, 2592, 2880, 3240, 3292, 4115, 4320, 4938, 5184, 6480, 6584, 7407, 8230, 8640, 9876, 12345, 12960, 13168, 14814, 16460, 19752, 22221, 24690, 25920, 26336, 29628, 32920, 37035, 39504, 44442, 49380, 52672, 59256, 65840, 66663, 74070, 79008, 88884, 98760, 111105, 118512, 131680, 133326, 148140, 158016, 177768, 197520, 222210, 237024, 263360, 266652, 296280, 333315, 355536, 395040, 444420, 474048, 533304, 592560, 666630, 711072, 790080, 888840, 1066608, 1185120, 1333260, 1422144, 1777680, 2133216, 2370240, 2666520, 3555360, 4266432, 5333040, 7110720, 10666080, 21332160]

約数ペア:

[(1, 21332160), (2, 10666080), (3, 7110720), (4, 5333040), (5, 4266432), (6, 3555360), (8, 2666520), (9, 2370240), (10, 2133216), (12, 1777680), (15, 1422144), (16, 1333260), (18, 1185120), (20, 1066608), (24, 888840), (27, 790080), (30, 711072), (32, 666630), (36, 592560), (40, 533304), (45, 474048), (48, 444420), (54, 395040), (60, 355536), (64, 333315), (72, 296280), (80, 266652), (81, 263360), (90, 237024), (96, 222210), (108, 197520), (120, 177768), (135, 158016), (144, 148140), (160, 133326), (162, 131680), (180, 118512), (192, 111105), (216, 98760), (240, 88884), (270, 79008), (288, 74070), (320, 66663), (324, 65840), (360, 59256), (405, 52672), (432, 49380), (480, 44442), (540, 39504), (576, 37035), (648, 32920), (720, 29628), (810, 26336), (823, 25920), (864, 24690), (960, 22221), (1080, 19752), (1296, 16460), (1440, 14814), (1620, 13168), (1646, 12960), (1728, 12345), (2160, 9876), (2469, 8640), (2592, 8230), (2880, 7407), (3240, 6584), (3292, 6480), (4115, 5184), (4320, 4938)]