12921006

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{619}}^1$

素因数の和:709

約数の個数: 48

約数和(自身を含む): 30533760

約数和(自身を除く): 17612754

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 71, 98, 142, 147, 213, 294, 426, 497, 619, 994, 1238, 1491, 1857, 2982, 3479, 3714, 4333, 6958, 8666, 10437, 12999, 20874, 25998, 30331, 43949, 60662, 87898, 90993, 131847, 181986, 263694, 307643, 615286, 922929, 1845858, 2153501, 4307002, 6460503, 12921006]

約数ペア:

[(1, 12921006), (2, 6460503), (3, 4307002), (6, 2153501), (7, 1845858), (14, 922929), (21, 615286), (42, 307643), (49, 263694), (71, 181986), (98, 131847), (142, 90993), (147, 87898), (213, 60662), (294, 43949), (426, 30331), (497, 25998), (619, 20874), (994, 12999), (1238, 10437), (1491, 8666), (1857, 6958), (2982, 4333), (3479, 3714)]