21466874

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1597}}^1$

素因数の和:1670

約数の個数: 32

約数和(自身を含む): 38658816

約数和(自身を除く): 17191942

約数列:

[1, 2, 11, 13, 22, 26, 47, 94, 143, 286, 517, 611, 1034, 1222, 1597, 3194, 6721, 13442, 17567, 20761, 35134, 41522, 75059, 150118, 228371, 456742, 825649, 975767, 1651298, 1951534, 10733437, 21466874]

約数ペア:

[(1, 21466874), (2, 10733437), (11, 1951534), (13, 1651298), (22, 975767), (26, 825649), (47, 456742), (94, 228371), (143, 150118), (286, 75059), (517, 41522), (611, 35134), (1034, 20761), (1222, 17567), (1597, 13442), (3194, 6721)]