22721888

素因数分解:

$2^5\times 7^2\times {\mathrm{43}}^1\times {\mathrm{337}}^1$

素因数の和:404

約数の個数: 72

約数和(自身を含む): 53405352

約数和(自身を除く): 30683464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 49, 56, 86, 98, 112, 172, 196, 224, 301, 337, 344, 392, 602, 674, 688, 784, 1204, 1348, 1376, 1568, 2107, 2359, 2408, 2696, 4214, 4718, 4816, 5392, 8428, 9436, 9632, 10784, 14491, 16513, 16856, 18872, 28982, 33026, 33712, 37744, 57964, 66052, 67424, 75488, 101437, 115928, 132104, 202874, 231856, 264208, 405748, 463712, 528416, 710059, 811496, 1420118, 1622992, 2840236, 3245984, 5680472, 11360944, 22721888]

約数ペア:

[(1, 22721888), (2, 11360944), (4, 5680472), (7, 3245984), (8, 2840236), (14, 1622992), (16, 1420118), (28, 811496), (32, 710059), (43, 528416), (49, 463712), (56, 405748), (86, 264208), (98, 231856), (112, 202874), (172, 132104), (196, 115928), (224, 101437), (301, 75488), (337, 67424), (344, 66052), (392, 57964), (602, 37744), (674, 33712), (688, 33026), (784, 28982), (1204, 18872), (1348, 16856), (1376, 16513), (1568, 14491), (2107, 10784), (2359, 9632), (2408, 9436), (2696, 8428), (4214, 5392), (4718, 4816)]