21821324

素因数分解:

$2^2\times 7^1\times {\mathrm{479}}^1\times {\mathrm{1627}}^1$

素因数の和:2117

約数の個数: 24

約数和(自身を含む): 43760640

約数和(自身を除く): 21939316

約数列:

[1, 2, 4, 7, 14, 28, 479, 958, 1627, 1916, 3254, 3353, 6508, 6706, 11389, 13412, 22778, 45556, 779333, 1558666, 3117332, 5455331, 10910662, 21821324]

約数ペア:

[(1, 21821324), (2, 10910662), (4, 5455331), (7, 3117332), (14, 1558666), (28, 779333), (479, 45556), (958, 22778), (1627, 13412), (1916, 11389), (3254, 6706), (3353, 6508)]