21204732

素因数分解:

$2^2\times 3^1\times {\mathrm{269}}^1\times {\mathrm{6569}}^1$

素因数の和:6845

約数の個数: 24

約数和(自身を含む): 49669200

約数和(自身を除く): 28464468

約数列:

[1, 2, 3, 4, 6, 12, 269, 538, 807, 1076, 1614, 3228, 6569, 13138, 19707, 26276, 39414, 78828, 1767061, 3534122, 5301183, 7068244, 10602366, 21204732]

約数ペア:

[(1, 21204732), (2, 10602366), (3, 7068244), (4, 5301183), (6, 3534122), (12, 1767061), (269, 78828), (538, 39414), (807, 26276), (1076, 19707), (1614, 13138), (3228, 6569)]