21181666

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1021}}^1$

素因数の和:1098

約数の個数: 32

約数和(自身を含む): 37086336

約数和(自身を除く): 15904670

約数列:

[1, 2, 11, 22, 23, 41, 46, 82, 253, 451, 506, 902, 943, 1021, 1886, 2042, 10373, 11231, 20746, 22462, 23483, 41861, 46966, 83722, 258313, 460471, 516626, 920942, 962803, 1925606, 10590833, 21181666]

約数ペア:

[(1, 21181666), (2, 10590833), (11, 1925606), (22, 962803), (23, 920942), (41, 516626), (46, 460471), (82, 258313), (253, 83722), (451, 46966), (506, 41861), (902, 23483), (943, 22462), (1021, 20746), (1886, 11231), (2042, 10373)]