21903838

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{829}}^1\times {\mathrm{1201}}^1$

素因数の和:2043

約数の個数: 16

約数和(自身を含む): 35915760

約数和(自身を除く): 14011922

約数列:

[1, 2, 11, 22, 829, 1201, 1658, 2402, 9119, 13211, 18238, 26422, 995629, 1991258, 10951919, 21903838]

約数ペア:

[(1, 21903838), (2, 10951919), (11, 1991258), (22, 995629), (829, 26422), (1201, 18238), (1658, 13211), (2402, 9119)]