21679212

素因数分解:

$2^2\times 3^1\times {\mathrm{239}}^1\times {\mathrm{7559}}^1$

素因数の和:7805

約数の個数: 24

約数和(自身を含む): 50803200

約数和(自身を除く): 29123988

約数列:

[1, 2, 3, 4, 6, 12, 239, 478, 717, 956, 1434, 2868, 7559, 15118, 22677, 30236, 45354, 90708, 1806601, 3613202, 5419803, 7226404, 10839606, 21679212]

約数ペア:

[(1, 21679212), (2, 10839606), (3, 7226404), (4, 5419803), (6, 3613202), (12, 1806601), (239, 90708), (478, 45354), (717, 30236), (956, 22677), (1434, 15118), (2868, 7559)]