21401114

素因数分解:

$2^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{3631}}^1$

素因数の和:4061

約数の個数: 16

約数和(自身を含む): 36784896

約数和(自身を除く): 15383782

約数列:

[1, 2, 7, 14, 421, 842, 2947, 3631, 5894, 7262, 25417, 50834, 1528651, 3057302, 10700557, 21401114]

約数ペア:

[(1, 21401114), (2, 10700557), (7, 3057302), (14, 1528651), (421, 50834), (842, 25417), (2947, 7262), (3631, 5894)]