21546224

素因数分解:

$2^4\times 7^1\times {\mathrm{192377}}^1$

素因数の和:192392

約数の個数: 20

約数和(自身を含む): 47709744

約数和(自身を除く): 26163520

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 192377, 384754, 769508, 1346639, 1539016, 2693278, 3078032, 5386556, 10773112, 21546224]

約数ペア:

[(1, 21546224), (2, 10773112), (4, 5386556), (7, 3078032), (8, 2693278), (14, 1539016), (16, 1346639), (28, 769508), (56, 384754), (112, 192377)]