21000322590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{12049}}^1$

素因数の和:12222

約数の個数: 128

約数和(自身を含む): 56116368000

約数和(自身を除く): 35116045410

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 41, 65, 78, 82, 109, 123, 130, 195, 205, 218, 246, 327, 390, 410, 533, 545, 615, 654, 1066, 1090, 1230, 1417, 1599, 1635, 2665, 2834, 3198, 3270, 4251, 4469, 5330, 7085, 7995, 8502, 8938, 12049, 13407, 14170, 15990, 21255, 22345, 24098, 26814, 36147, 42510, 44690, 58097, 60245, 67035, 72294, 116194, 120490, 134070, 156637, 174291, 180735, 290485, 313274, 348582, 361470, 469911, 494009, 580970, 783185, 871455, 939822, 988018, 1313341, 1482027, 1566370, 1742910, 2349555, 2470045, 2626682, 2964054, 3940023, 4699110, 4940090, 6422117, 6566705, 7410135, 7880046, 12844234, 13133410, 14820270, 17073433, 19266351, 19700115, 32110585, 34146866, 38532702, 39400230, 51220299, 53846981, 64221170, 85367165, 96331755, 102440598, 107693962, 161540943, 170734330, 192663510, 256101495, 269234905, 323081886, 512202990, 538469810, 700010753, 807704715, 1400021506, 1615409430, 2100032259, 3500053765, 4200064518, 7000107530, 10500161295, 21000322590]

約数ペア:

[(1, 21000322590), (2, 10500161295), (3, 7000107530), (5, 4200064518), (6, 3500053765), (10, 2100032259), (13, 1615409430), (15, 1400021506), (26, 807704715), (30, 700010753), (39, 538469810), (41, 512202990), (65, 323081886), (78, 269234905), (82, 256101495), (109, 192663510), (123, 170734330), (130, 161540943), (195, 107693962), (205, 102440598), (218, 96331755), (246, 85367165), (327, 64221170), (390, 53846981), (410, 51220299), (533, 39400230), (545, 38532702), (615, 34146866), (654, 32110585), (1066, 19700115), (1090, 19266351), (1230, 17073433), (1417, 14820270), (1599, 13133410), (1635, 12844234), (2665, 7880046), (2834, 7410135), (3198, 6566705), (3270, 6422117), (4251, 4940090), (4469, 4699110), (5330, 3940023), (7085, 2964054), (7995, 2626682), (8502, 2470045), (8938, 2349555), (12049, 1742910), (13407, 1566370), (14170, 1482027), (15990, 1313341), (21255, 988018), (22345, 939822), (24098, 871455), (26814, 783185), (36147, 580970), (42510, 494009), (44690, 469911), (58097, 361470), (60245, 348582), (67035, 313274), (72294, 290485), (116194, 180735), (120490, 174291), (134070, 156637)]