21817696

素因数分解:

$2^5\times {\mathrm{409}}^1\times {\mathrm{1667}}^1$

素因数の和:2086

約数の個数: 24

約数和(自身を含む): 43084440

約数和(自身を除く): 21266744

約数列:

[1, 2, 4, 8, 16, 32, 409, 818, 1636, 1667, 3272, 3334, 6544, 6668, 13088, 13336, 26672, 53344, 681803, 1363606, 2727212, 5454424, 10908848, 21817696]

約数ペア:

[(1, 21817696), (2, 10908848), (4, 5454424), (8, 2727212), (16, 1363606), (32, 681803), (409, 53344), (818, 26672), (1636, 13336), (1667, 13088), (3272, 6668), (3334, 6544)]