21173970390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{38693}}^1$

素因数の和:38786

約数の個数: 128

約数和(自身を含む): 57168063360

約数和(自身を除く): 35994092970

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 29, 30, 34, 37, 51, 58, 74, 85, 87, 102, 111, 145, 170, 174, 185, 222, 255, 290, 370, 435, 493, 510, 555, 629, 870, 986, 1073, 1110, 1258, 1479, 1887, 2146, 2465, 2958, 3145, 3219, 3774, 4930, 5365, 6290, 6438, 7395, 9435, 10730, 14790, 16095, 18241, 18870, 32190, 36482, 38693, 54723, 77386, 91205, 109446, 116079, 182410, 193465, 232158, 273615, 386930, 547230, 580395, 657781, 1122097, 1160790, 1315562, 1431641, 1973343, 2244194, 2863282, 3288905, 3366291, 3946686, 4294923, 5610485, 6577810, 6732582, 7158205, 8589846, 9866715, 11220970, 14316410, 16831455, 19075649, 19733430, 21474615, 24337897, 33662910, 38151298, 41517589, 42949230, 48675794, 57226947, 73013691, 83035178, 95378245, 114453894, 121689485, 124552767, 146027382, 190756490, 207587945, 243378970, 249105534, 286134735, 365068455, 415175890, 572269470, 622763835, 705799013, 730136910, 1245527670, 1411598026, 2117397039, 3528995065, 4234794078, 7057990130, 10586985195, 21173970390]

約数ペア:

[(1, 21173970390), (2, 10586985195), (3, 7057990130), (5, 4234794078), (6, 3528995065), (10, 2117397039), (15, 1411598026), (17, 1245527670), (29, 730136910), (30, 705799013), (34, 622763835), (37, 572269470), (51, 415175890), (58, 365068455), (74, 286134735), (85, 249105534), (87, 243378970), (102, 207587945), (111, 190756490), (145, 146027382), (170, 124552767), (174, 121689485), (185, 114453894), (222, 95378245), (255, 83035178), (290, 73013691), (370, 57226947), (435, 48675794), (493, 42949230), (510, 41517589), (555, 38151298), (629, 33662910), (870, 24337897), (986, 21474615), (1073, 19733430), (1110, 19075649), (1258, 16831455), (1479, 14316410), (1887, 11220970), (2146, 9866715), (2465, 8589846), (2958, 7158205), (3145, 6732582), (3219, 6577810), (3774, 5610485), (4930, 4294923), (5365, 3946686), (6290, 3366291), (6438, 3288905), (7395, 2863282), (9435, 2244194), (10730, 1973343), (14790, 1431641), (16095, 1315562), (18241, 1160790), (18870, 1122097), (32190, 657781), (36482, 580395), (38693, 547230), (54723, 386930), (77386, 273615), (91205, 232158), (109446, 193465), (116079, 182410)]