21586488

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{11681}}^1$

素因数の和:11708

約数の個数: 64

約数和(自身を含む): 67288320

約数和(自身を除く): 45701832

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 154, 168, 231, 264, 308, 462, 616, 924, 1848, 11681, 23362, 35043, 46724, 70086, 81767, 93448, 128491, 140172, 163534, 245301, 256982, 280344, 327068, 385473, 490602, 513964, 654136, 770946, 899437, 981204, 1027928, 1541892, 1798874, 1962408, 2698311, 3083784, 3597748, 5396622, 7195496, 10793244, 21586488]

約数ペア:

[(1, 21586488), (2, 10793244), (3, 7195496), (4, 5396622), (6, 3597748), (7, 3083784), (8, 2698311), (11, 1962408), (12, 1798874), (14, 1541892), (21, 1027928), (22, 981204), (24, 899437), (28, 770946), (33, 654136), (42, 513964), (44, 490602), (56, 385473), (66, 327068), (77, 280344), (84, 256982), (88, 245301), (132, 163534), (154, 140172), (168, 128491), (231, 93448), (264, 81767), (308, 70086), (462, 46724), (616, 35043), (924, 23362), (1848, 11681)]