21705024

素因数分解:

$2^6\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:308

約数の個数: 112

約数和(自身を含む): 64373760

約数和(自身を除く): 42668736

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 43, 44, 48, 64, 66, 86, 88, 96, 129, 132, 172, 176, 192, 239, 258, 264, 344, 352, 473, 478, 516, 528, 688, 704, 717, 946, 956, 1032, 1056, 1376, 1419, 1434, 1892, 1912, 2064, 2112, 2629, 2752, 2838, 2868, 3784, 3824, 4128, 5258, 5676, 5736, 7568, 7648, 7887, 8256, 10277, 10516, 11352, 11472, 15136, 15296, 15774, 20554, 21032, 22704, 22944, 30272, 30831, 31548, 41108, 42064, 45408, 45888, 61662, 63096, 82216, 84128, 90816, 113047, 123324, 126192, 164432, 168256, 226094, 246648, 252384, 328864, 339141, 452188, 493296, 504768, 657728, 678282, 904376, 986592, 1356564, 1808752, 1973184, 2713128, 3617504, 5426256, 7235008, 10852512, 21705024]

約数ペア:

[(1, 21705024), (2, 10852512), (3, 7235008), (4, 5426256), (6, 3617504), (8, 2713128), (11, 1973184), (12, 1808752), (16, 1356564), (22, 986592), (24, 904376), (32, 678282), (33, 657728), (43, 504768), (44, 493296), (48, 452188), (64, 339141), (66, 328864), (86, 252384), (88, 246648), (96, 226094), (129, 168256), (132, 164432), (172, 126192), (176, 123324), (192, 113047), (239, 90816), (258, 84128), (264, 82216), (344, 63096), (352, 61662), (473, 45888), (478, 45408), (516, 42064), (528, 41108), (688, 31548), (704, 30831), (717, 30272), (946, 22944), (956, 22704), (1032, 21032), (1056, 20554), (1376, 15774), (1419, 15296), (1434, 15136), (1892, 11472), (1912, 11352), (2064, 10516), (2112, 10277), (2629, 8256), (2752, 7887), (2838, 7648), (2868, 7568), (3784, 5736), (3824, 5676), (4128, 5258)]