21857888514

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{706141}}^1$

素因数の和:706231

約数の個数: 64

約数和(自身を含む): 55316339712

約数和(自身を除く): 33458451198

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 67, 77, 134, 154, 201, 231, 402, 462, 469, 737, 938, 1407, 1474, 2211, 2814, 4422, 5159, 10318, 15477, 30954, 706141, 1412282, 2118423, 4236846, 4942987, 7767551, 9885974, 14828961, 15535102, 23302653, 29657922, 46605306, 47311447, 54372857, 94622894, 108745714, 141934341, 163118571, 283868682, 326237142, 331180129, 520425917, 662360258, 993540387, 1040851834, 1561277751, 1987080774, 3122555502, 3642981419, 7285962838, 10928944257, 21857888514]

約数ペア:

[(1, 21857888514), (2, 10928944257), (3, 7285962838), (6, 3642981419), (7, 3122555502), (11, 1987080774), (14, 1561277751), (21, 1040851834), (22, 993540387), (33, 662360258), (42, 520425917), (66, 331180129), (67, 326237142), (77, 283868682), (134, 163118571), (154, 141934341), (201, 108745714), (231, 94622894), (402, 54372857), (462, 47311447), (469, 46605306), (737, 29657922), (938, 23302653), (1407, 15535102), (1474, 14828961), (2211, 9885974), (2814, 7767551), (4422, 4942987), (5159, 4236846), (10318, 2118423), (15477, 1412282), (30954, 706141)]