21759286

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{8101}}^1$

素因数の和:8199

約数の個数: 16

約数和(自身を含む): 35000640

約数和(自身を除く): 13241354

約数列:

[1, 2, 17, 34, 79, 158, 1343, 2686, 8101, 16202, 137717, 275434, 639979, 1279958, 10879643, 21759286]

約数ペア:

[(1, 21759286), (2, 10879643), (17, 1279958), (34, 639979), (79, 275434), (158, 137717), (1343, 16202), (2686, 8101)]