21467247788

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{457}}^1\times {\mathrm{15679}}^1$

素因数の和:16254

約数の個数: 48

約数和(自身を含む): 43433349120

約数和(自身を除く): 21966101332

約数列:

[1, 2, 4, 7, 14, 28, 107, 214, 428, 457, 749, 914, 1498, 1828, 2996, 3199, 6398, 12796, 15679, 31358, 48899, 62716, 97798, 109753, 195596, 219506, 342293, 439012, 684586, 1369172, 1677653, 3355306, 6710612, 7165303, 11743571, 14330606, 23487142, 28661212, 46974284, 50157121, 100314242, 200628484, 766687421, 1533374842, 3066749684, 5366811947, 10733623894, 21467247788]

約数ペア:

[(1, 21467247788), (2, 10733623894), (4, 5366811947), (7, 3066749684), (14, 1533374842), (28, 766687421), (107, 200628484), (214, 100314242), (428, 50157121), (457, 46974284), (749, 28661212), (914, 23487142), (1498, 14330606), (1828, 11743571), (2996, 7165303), (3199, 6710612), (6398, 3355306), (12796, 1677653), (15679, 1369172), (31358, 684586), (48899, 439012), (62716, 342293), (97798, 219506), (109753, 195596)]