21743456

素因数分解:

$2^5\times 7^4\times {\mathrm{283}}^1$

素因数の和:321

約数の個数: 60

約数和(自身を含む): 50115492

約数和(自身を除く): 28372036

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 283, 343, 392, 566, 686, 784, 1132, 1372, 1568, 1981, 2264, 2401, 2744, 3962, 4528, 4802, 5488, 7924, 9056, 9604, 10976, 13867, 15848, 19208, 27734, 31696, 38416, 55468, 63392, 76832, 97069, 110936, 194138, 221872, 388276, 443744, 679483, 776552, 1358966, 1553104, 2717932, 3106208, 5435864, 10871728, 21743456]

約数ペア:

[(1, 21743456), (2, 10871728), (4, 5435864), (7, 3106208), (8, 2717932), (14, 1553104), (16, 1358966), (28, 776552), (32, 679483), (49, 443744), (56, 388276), (98, 221872), (112, 194138), (196, 110936), (224, 97069), (283, 76832), (343, 63392), (392, 55468), (566, 38416), (686, 31696), (784, 27734), (1132, 19208), (1372, 15848), (1568, 13867), (1981, 10976), (2264, 9604), (2401, 9056), (2744, 7924), (3962, 5488), (4528, 4802)]