6721428

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:122

約数の個数: 96

約数和(自身を含む): 19353600

約数和(自身を除く): 12632172

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 49, 69, 71, 84, 92, 98, 138, 142, 147, 161, 196, 213, 276, 284, 294, 322, 343, 426, 483, 497, 588, 644, 686, 852, 966, 994, 1029, 1127, 1372, 1491, 1633, 1932, 1988, 2058, 2254, 2982, 3266, 3381, 3479, 4116, 4508, 4899, 5964, 6532, 6762, 6958, 7889, 9798, 10437, 11431, 13524, 13916, 15778, 19596, 20874, 22862, 23667, 24353, 31556, 34293, 41748, 45724, 47334, 48706, 68586, 73059, 80017, 94668, 97412, 137172, 146118, 160034, 240051, 292236, 320068, 480102, 560119, 960204, 1120238, 1680357, 2240476, 3360714, 6721428]

約数ペア:

[(1, 6721428), (2, 3360714), (3, 2240476), (4, 1680357), (6, 1120238), (7, 960204), (12, 560119), (14, 480102), (21, 320068), (23, 292236), (28, 240051), (42, 160034), (46, 146118), (49, 137172), (69, 97412), (71, 94668), (84, 80017), (92, 73059), (98, 68586), (138, 48706), (142, 47334), (147, 45724), (161, 41748), (196, 34293), (213, 31556), (276, 24353), (284, 23667), (294, 22862), (322, 20874), (343, 19596), (426, 15778), (483, 13916), (497, 13524), (588, 11431), (644, 10437), (686, 9798), (852, 7889), (966, 6958), (994, 6762), (1029, 6532), (1127, 5964), (1372, 4899), (1491, 4508), (1633, 4116), (1932, 3479), (1988, 3381), (2058, 3266), (2254, 2982)]