21961744

素因数分解:

$2^4\times 7^1\times {\mathrm{196087}}^1$

素因数の和:196102

約数の個数: 20

約数和(自身を含む): 48629824

約数和(自身を除く): 26668080

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 196087, 392174, 784348, 1372609, 1568696, 2745218, 3137392, 5490436, 10980872, 21961744]

約数ペア:

[(1, 21961744), (2, 10980872), (4, 5490436), (7, 3137392), (8, 2745218), (14, 1568696), (16, 1372609), (28, 784348), (56, 392174), (112, 196087)]