21482136

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{389}}^1$

素因数の和:473

約数の個数: 96

約数和(自身を含む): 63882000

約数和(自身を除く): 42399864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 59, 72, 78, 104, 117, 118, 156, 177, 234, 236, 312, 354, 389, 468, 472, 531, 708, 767, 778, 936, 1062, 1167, 1416, 1534, 1556, 2124, 2301, 2334, 3068, 3112, 3501, 4248, 4602, 4668, 5057, 6136, 6903, 7002, 9204, 9336, 10114, 13806, 14004, 15171, 18408, 20228, 22951, 27612, 28008, 30342, 40456, 45513, 45902, 55224, 60684, 68853, 91026, 91804, 121368, 137706, 182052, 183608, 206559, 275412, 298363, 364104, 413118, 550824, 596726, 826236, 895089, 1193452, 1652472, 1790178, 2386904, 2685267, 3580356, 5370534, 7160712, 10741068, 21482136]

約数ペア:

[(1, 21482136), (2, 10741068), (3, 7160712), (4, 5370534), (6, 3580356), (8, 2685267), (9, 2386904), (12, 1790178), (13, 1652472), (18, 1193452), (24, 895089), (26, 826236), (36, 596726), (39, 550824), (52, 413118), (59, 364104), (72, 298363), (78, 275412), (104, 206559), (117, 183608), (118, 182052), (156, 137706), (177, 121368), (234, 91804), (236, 91026), (312, 68853), (354, 60684), (389, 55224), (468, 45902), (472, 45513), (531, 40456), (708, 30342), (767, 28008), (778, 27612), (936, 22951), (1062, 20228), (1167, 18408), (1416, 15171), (1534, 14004), (1556, 13806), (2124, 10114), (2301, 9336), (2334, 9204), (3068, 7002), (3112, 6903), (3501, 6136), (4248, 5057), (4602, 4668)]