21338100

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{1129}}^1$

素因数の和:1159

約数の個数: 144

約数和(自身を含む): 78467200

約数和(自身を除く): 57129100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 84, 90, 100, 105, 108, 126, 135, 140, 150, 175, 180, 189, 210, 225, 252, 270, 300, 315, 350, 378, 420, 450, 525, 540, 630, 675, 700, 756, 900, 945, 1050, 1129, 1260, 1350, 1575, 1890, 2100, 2258, 2700, 3150, 3387, 3780, 4516, 4725, 5645, 6300, 6774, 7903, 9450, 10161, 11290, 13548, 15806, 16935, 18900, 20322, 22580, 23709, 28225, 30483, 31612, 33870, 39515, 40644, 47418, 50805, 56450, 60966, 67740, 71127, 79030, 84675, 94836, 101610, 112900, 118545, 121932, 142254, 152415, 158060, 169350, 197575, 203220, 213381, 237090, 254025, 284508, 304830, 338700, 355635, 395150, 426762, 474180, 508050, 592725, 609660, 711270, 762075, 790300, 853524, 1016100, 1066905, 1185450, 1422540, 1524150, 1778175, 2133810, 2370900, 3048300, 3556350, 4267620, 5334525, 7112700, 10669050, 21338100]

約数ペア:

[(1, 21338100), (2, 10669050), (3, 7112700), (4, 5334525), (5, 4267620), (6, 3556350), (7, 3048300), (9, 2370900), (10, 2133810), (12, 1778175), (14, 1524150), (15, 1422540), (18, 1185450), (20, 1066905), (21, 1016100), (25, 853524), (27, 790300), (28, 762075), (30, 711270), (35, 609660), (36, 592725), (42, 508050), (45, 474180), (50, 426762), (54, 395150), (60, 355635), (63, 338700), (70, 304830), (75, 284508), (84, 254025), (90, 237090), (100, 213381), (105, 203220), (108, 197575), (126, 169350), (135, 158060), (140, 152415), (150, 142254), (175, 121932), (180, 118545), (189, 112900), (210, 101610), (225, 94836), (252, 84675), (270, 79030), (300, 71127), (315, 67740), (350, 60966), (378, 56450), (420, 50805), (450, 47418), (525, 40644), (540, 39515), (630, 33870), (675, 31612), (700, 30483), (756, 28225), (900, 23709), (945, 22580), (1050, 20322), (1129, 18900), (1260, 16935), (1350, 15806), (1575, 13548), (1890, 11290), (2100, 10161), (2258, 9450), (2700, 7903), (3150, 6774), (3387, 6300), (3780, 5645), (4516, 4725)]