21853546

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1777}}^1$

素因数の和:1846

約数の個数: 32

約数和(自身を含む): 39428928

約数和(自身を除く): 17575382

約数列:

[1, 2, 11, 13, 22, 26, 43, 86, 143, 286, 473, 559, 946, 1118, 1777, 3554, 6149, 12298, 19547, 23101, 39094, 46202, 76411, 152822, 254111, 508222, 840521, 993343, 1681042, 1986686, 10926773, 21853546]

約数ペア:

[(1, 21853546), (2, 10926773), (11, 1986686), (13, 1681042), (22, 993343), (26, 840521), (43, 508222), (86, 254111), (143, 152822), (286, 76411), (473, 46202), (559, 39094), (946, 23101), (1118, 19547), (1777, 12298), (3554, 6149)]