21142644

素因数分解:

$2^2\times 3^1\times {\mathrm{547}}^1\times {\mathrm{3221}}^1$

素因数の和:3775

約数の個数: 24

約数和(自身を含む): 49438368

約数和(自身を除く): 28295724

約数列:

[1, 2, 3, 4, 6, 12, 547, 1094, 1641, 2188, 3221, 3282, 6442, 6564, 9663, 12884, 19326, 38652, 1761887, 3523774, 5285661, 7047548, 10571322, 21142644]

約数ペア:

[(1, 21142644), (2, 10571322), (3, 7047548), (4, 5285661), (6, 3523774), (12, 1761887), (547, 38652), (1094, 19326), (1641, 12884), (2188, 9663), (3221, 6564), (3282, 6442)]