21560689080

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{2851943}}^1$

素因数の和:2851970

約数の個数: 128

約数和(自身を含む): 82135987200

約数和(自身を除く): 60575298120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 2851943, 5703886, 8555829, 11407772, 14259715, 17111658, 19963601, 22815544, 25667487, 28519430, 34223316, 39927202, 42779145, 51334974, 57038860, 59890803, 68446632, 77002461, 79854404, 85558290, 99818005, 102669948, 114077720, 119781606, 128337435, 154004922, 159708808, 171116580, 179672409, 199636010, 205339896, 239563212, 256674870, 299454015, 308009844, 342233160, 359344818, 385012305, 399272020, 479126424, 513349740, 539017227, 598908030, 616019688, 718689636, 770024610, 798544040, 898362045, 1026699480, 1078034454, 1197816060, 1437379272, 1540049220, 1796724090, 2156068908, 2395632120, 2695086135, 3080098440, 3593448180, 4312137816, 5390172270, 7186896360, 10780344540, 21560689080]

約数ペア:

[(1, 21560689080), (2, 10780344540), (3, 7186896360), (4, 5390172270), (5, 4312137816), (6, 3593448180), (7, 3080098440), (8, 2695086135), (9, 2395632120), (10, 2156068908), (12, 1796724090), (14, 1540049220), (15, 1437379272), (18, 1197816060), (20, 1078034454), (21, 1026699480), (24, 898362045), (27, 798544040), (28, 770024610), (30, 718689636), (35, 616019688), (36, 598908030), (40, 539017227), (42, 513349740), (45, 479126424), (54, 399272020), (56, 385012305), (60, 359344818), (63, 342233160), (70, 308009844), (72, 299454015), (84, 256674870), (90, 239563212), (105, 205339896), (108, 199636010), (120, 179672409), (126, 171116580), (135, 159708808), (140, 154004922), (168, 128337435), (180, 119781606), (189, 114077720), (210, 102669948), (216, 99818005), (252, 85558290), (270, 79854404), (280, 77002461), (315, 68446632), (360, 59890803), (378, 57038860), (420, 51334974), (504, 42779145), (540, 39927202), (630, 34223316), (756, 28519430), (840, 25667487), (945, 22815544), (1080, 19963601), (1260, 17111658), (1512, 14259715), (1890, 11407772), (2520, 8555829), (3780, 5703886), (7560, 2851943)]