20821024

素因数分解:

$2^5\times 7^1\times {\mathrm{92951}}^1$

素因数の和:92968

約数の個数: 24

約数和(自身を含む): 46847808

約数和(自身を除く): 26026784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 92951, 185902, 371804, 650657, 743608, 1301314, 1487216, 2602628, 2974432, 5205256, 10410512, 20821024]

約数ペア:

[(1, 20821024), (2, 10410512), (4, 5205256), (7, 2974432), (8, 2602628), (14, 1487216), (16, 1301314), (28, 743608), (32, 650657), (56, 371804), (112, 185902), (224, 92951)]