21810208

素因数分解:

$2^5\times 7^1\times {\mathrm{97367}}^1$

素因数の和:97384

約数の個数: 24

約数和(自身を含む): 49073472

約数和(自身を除く): 27263264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 97367, 194734, 389468, 681569, 778936, 1363138, 1557872, 2726276, 3115744, 5452552, 10905104, 21810208]

約数ペア:

[(1, 21810208), (2, 10905104), (4, 5452552), (7, 3115744), (8, 2726276), (14, 1557872), (16, 1363138), (28, 778936), (32, 681569), (56, 389468), (112, 194734), (224, 97367)]