21894664

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{4217}}^1$

素因数の和:4293

約数の個数: 32

約数和(自身を含む): 45554400

約数和(自身を除く): 23659736

約数列:

[1, 2, 4, 8, 11, 22, 44, 59, 88, 118, 236, 472, 649, 1298, 2596, 4217, 5192, 8434, 16868, 33736, 46387, 92774, 185548, 248803, 371096, 497606, 995212, 1990424, 2736833, 5473666, 10947332, 21894664]

約数ペア:

[(1, 21894664), (2, 10947332), (4, 5473666), (8, 2736833), (11, 1990424), (22, 995212), (44, 497606), (59, 371096), (88, 248803), (118, 185548), (236, 92774), (472, 46387), (649, 33736), (1298, 16868), (2596, 8434), (4217, 5192)]