21976612

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{18253}}^1$

素因数の和:18307

約数の個数: 24

約数和(自身を含む): 44977856

約数和(自身を除く): 23001244

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 18253, 36506, 73012, 127771, 255542, 511084, 784879, 1569758, 3139516, 5494153, 10988306, 21976612]

約数ペア:

[(1, 21976612), (2, 10988306), (4, 5494153), (7, 3139516), (14, 1569758), (28, 784879), (43, 511084), (86, 255542), (172, 127771), (301, 73012), (602, 36506), (1204, 18253)]