21162372

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{619}}^1$

素因数の和:681

約数の個数: 96

約数和(自身を含む): 63329280

約数和(自身を除く): 42166908

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 37, 42, 44, 66, 74, 77, 84, 111, 132, 148, 154, 222, 231, 259, 308, 407, 444, 462, 518, 619, 777, 814, 924, 1036, 1221, 1238, 1554, 1628, 1857, 2442, 2476, 2849, 3108, 3714, 4333, 4884, 5698, 6809, 7428, 8547, 8666, 11396, 12999, 13618, 17094, 17332, 20427, 22903, 25998, 27236, 34188, 40854, 45806, 47663, 51996, 68709, 81708, 91612, 95326, 137418, 142989, 160321, 190652, 251933, 274836, 285978, 320642, 480963, 503866, 571956, 641284, 755799, 961926, 1007732, 1511598, 1763531, 1923852, 3023196, 3527062, 5290593, 7054124, 10581186, 21162372]

約数ペア:

[(1, 21162372), (2, 10581186), (3, 7054124), (4, 5290593), (6, 3527062), (7, 3023196), (11, 1923852), (12, 1763531), (14, 1511598), (21, 1007732), (22, 961926), (28, 755799), (33, 641284), (37, 571956), (42, 503866), (44, 480963), (66, 320642), (74, 285978), (77, 274836), (84, 251933), (111, 190652), (132, 160321), (148, 142989), (154, 137418), (222, 95326), (231, 91612), (259, 81708), (308, 68709), (407, 51996), (444, 47663), (462, 45806), (518, 40854), (619, 34188), (777, 27236), (814, 25998), (924, 22903), (1036, 20427), (1221, 17332), (1238, 17094), (1554, 13618), (1628, 12999), (1857, 11396), (2442, 8666), (2476, 8547), (2849, 7428), (3108, 6809), (3714, 5698), (4333, 4884)]