21568370964

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{2131}}^1\times {\mathrm{2459}}^1$

素因数の和:4618

約数の個数: 96

約数和(自身を含む): 58740864000

約数和(自身を除く): 37172493036

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 343, 588, 686, 1029, 1372, 2058, 2131, 2459, 4116, 4262, 4918, 6393, 7377, 8524, 9836, 12786, 14754, 14917, 17213, 25572, 29508, 29834, 34426, 44751, 51639, 59668, 68852, 89502, 103278, 104419, 120491, 179004, 206556, 208838, 240982, 313257, 361473, 417676, 481964, 626514, 722946, 730933, 843437, 1253028, 1445892, 1461866, 1686874, 2192799, 2530311, 2923732, 3373748, 4385598, 5060622, 5240129, 8771196, 10121244, 10480258, 15720387, 20960516, 31440774, 36680903, 62881548, 73361806, 110042709, 146723612, 220085418, 256766321, 440170836, 513532642, 770298963, 1027065284, 1540597926, 1797364247, 3081195852, 3594728494, 5392092741, 7189456988, 10784185482, 21568370964]

約数ペア:

[(1, 21568370964), (2, 10784185482), (3, 7189456988), (4, 5392092741), (6, 3594728494), (7, 3081195852), (12, 1797364247), (14, 1540597926), (21, 1027065284), (28, 770298963), (42, 513532642), (49, 440170836), (84, 256766321), (98, 220085418), (147, 146723612), (196, 110042709), (294, 73361806), (343, 62881548), (588, 36680903), (686, 31440774), (1029, 20960516), (1372, 15720387), (2058, 10480258), (2131, 10121244), (2459, 8771196), (4116, 5240129), (4262, 5060622), (4918, 4385598), (6393, 3373748), (7377, 2923732), (8524, 2530311), (9836, 2192799), (12786, 1686874), (14754, 1461866), (14917, 1445892), (17213, 1253028), (25572, 843437), (29508, 730933), (29834, 722946), (34426, 626514), (44751, 481964), (51639, 417676), (59668, 361473), (68852, 313257), (89502, 240982), (103278, 208838), (104419, 206556), (120491, 179004)]