21182814

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{28703}}^1$

素因数の和:28752

約数の個数: 24

約数和(自身を含む): 47017152

約数和(自身を除く): 25834338

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 28703, 57406, 86109, 172218, 258327, 516654, 1176823, 2353646, 3530469, 7060938, 10591407, 21182814]

約数ペア:

[(1, 21182814), (2, 10591407), (3, 7060938), (6, 3530469), (9, 2353646), (18, 1176823), (41, 516654), (82, 258327), (123, 172218), (246, 86109), (369, 57406), (738, 28703)]