21147412440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2288681}}^1$

素因数の和:2288713

約数の個数: 128

約数和(自身を含む): 79096849920

約数和(自身を除く): 57949437480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1848, 2310, 3080, 4620, 9240, 2288681, 4577362, 6866043, 9154724, 11443405, 13732086, 16020767, 18309448, 22886810, 25175491, 27464172, 32041534, 34330215, 45773620, 48062301, 50350982, 54928344, 64083068, 68660430, 75526473, 80103835, 91547240, 96124602, 100701964, 125877455, 128166136, 137320860, 151052946, 160207670, 176228437, 192249204, 201403928, 240311505, 251754910, 274641720, 302105892, 320415340, 352456874, 377632365, 384498408, 480623010, 503509820, 528685311, 604211784, 640830680, 704913748, 755264730, 881142185, 961246020, 1007019640, 1057370622, 1409827496, 1510529460, 1762284370, 1922492040, 2114741244, 2643426555, 3021058920, 3524568740, 4229482488, 5286853110, 7049137480, 10573706220, 21147412440]

約数ペア:

[(1, 21147412440), (2, 10573706220), (3, 7049137480), (4, 5286853110), (5, 4229482488), (6, 3524568740), (7, 3021058920), (8, 2643426555), (10, 2114741244), (11, 1922492040), (12, 1762284370), (14, 1510529460), (15, 1409827496), (20, 1057370622), (21, 1007019640), (22, 961246020), (24, 881142185), (28, 755264730), (30, 704913748), (33, 640830680), (35, 604211784), (40, 528685311), (42, 503509820), (44, 480623010), (55, 384498408), (56, 377632365), (60, 352456874), (66, 320415340), (70, 302105892), (77, 274641720), (84, 251754910), (88, 240311505), (105, 201403928), (110, 192249204), (120, 176228437), (132, 160207670), (140, 151052946), (154, 137320860), (165, 128166136), (168, 125877455), (210, 100701964), (220, 96124602), (231, 91547240), (264, 80103835), (280, 75526473), (308, 68660430), (330, 64083068), (385, 54928344), (420, 50350982), (440, 48062301), (462, 45773620), (616, 34330215), (660, 32041534), (770, 27464172), (840, 25175491), (924, 22886810), (1155, 18309448), (1320, 16020767), (1540, 13732086), (1848, 11443405), (2310, 9154724), (3080, 6866043), (4620, 4577362), (9240, 2288681)]