21276486

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:96

約数の個数: 192

約数和(自身を含む): 65007360

約数和(自身を除く): 43730874

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 17, 18, 21, 22, 27, 33, 34, 42, 43, 49, 51, 54, 63, 66, 77, 86, 98, 99, 102, 119, 126, 129, 147, 153, 154, 187, 189, 198, 231, 238, 258, 294, 297, 301, 306, 357, 374, 378, 387, 441, 459, 462, 473, 539, 561, 594, 602, 693, 714, 731, 774, 833, 882, 903, 918, 946, 1071, 1078, 1122, 1161, 1309, 1323, 1386, 1419, 1462, 1617, 1666, 1683, 1806, 2079, 2107, 2142, 2193, 2322, 2499, 2618, 2646, 2709, 2838, 3213, 3234, 3311, 3366, 3927, 4158, 4214, 4257, 4386, 4851, 4998, 5049, 5117, 5418, 6321, 6426, 6579, 6622, 7497, 7854, 8041, 8127, 8514, 9163, 9702, 9933, 10098, 10234, 11781, 12642, 12771, 13158, 14553, 14994, 15351, 16082, 16254, 18326, 18963, 19737, 19866, 22491, 23177, 23562, 24123, 25542, 27489, 29106, 29799, 30702, 35343, 35819, 37926, 39474, 44982, 46053, 46354, 48246, 54978, 56287, 56889, 59598, 69531, 70686, 71638, 72369, 82467, 89397, 92106, 107457, 112574, 113778, 138159, 139062, 144738, 164934, 168861, 178794, 208593, 214914, 217107, 247401, 276318, 322371, 337722, 394009, 417186, 434214, 494802, 506583, 625779, 644742, 788018, 967113, 1013166, 1182027, 1251558, 1519749, 1934226, 2364054, 3039498, 3546081, 7092162, 10638243, 21276486]

約数ペア:

[(1, 21276486), (2, 10638243), (3, 7092162), (6, 3546081), (7, 3039498), (9, 2364054), (11, 1934226), (14, 1519749), (17, 1251558), (18, 1182027), (21, 1013166), (22, 967113), (27, 788018), (33, 644742), (34, 625779), (42, 506583), (43, 494802), (49, 434214), (51, 417186), (54, 394009), (63, 337722), (66, 322371), (77, 276318), (86, 247401), (98, 217107), (99, 214914), (102, 208593), (119, 178794), (126, 168861), (129, 164934), (147, 144738), (153, 139062), (154, 138159), (187, 113778), (189, 112574), (198, 107457), (231, 92106), (238, 89397), (258, 82467), (294, 72369), (297, 71638), (301, 70686), (306, 69531), (357, 59598), (374, 56889), (378, 56287), (387, 54978), (441, 48246), (459, 46354), (462, 46053), (473, 44982), (539, 39474), (561, 37926), (594, 35819), (602, 35343), (693, 30702), (714, 29799), (731, 29106), (774, 27489), (833, 25542), (882, 24123), (903, 23562), (918, 23177), (946, 22491), (1071, 19866), (1078, 19737), (1122, 18963), (1161, 18326), (1309, 16254), (1323, 16082), (1386, 15351), (1419, 14994), (1462, 14553), (1617, 13158), (1666, 12771), (1683, 12642), (1806, 11781), (2079, 10234), (2107, 10098), (2142, 9933), (2193, 9702), (2322, 9163), (2499, 8514), (2618, 8127), (2646, 8041), (2709, 7854), (2838, 7497), (3213, 6622), (3234, 6579), (3311, 6426), (3366, 6321), (3927, 5418), (4158, 5117), (4214, 5049), (4257, 4998), (4386, 4851)]