21411478

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{2711}}^1$

素因数の和:3083

約数の個数: 16

約数和(自身を含む): 35147520

約数和(自身を除く): 13736042

約数列:

[1, 2, 11, 22, 359, 718, 2711, 3949, 5422, 7898, 29821, 59642, 973249, 1946498, 10705739, 21411478]

約数ペア:

[(1, 21411478), (2, 10705739), (11, 1946498), (22, 973249), (359, 59642), (718, 29821), (2711, 7898), (3949, 5422)]