21069654

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^2\times {\mathrm{2089}}^1$

素因数の和:2176

約数の個数: 24

約数和(自身を含む): 43212840

約数和(自身を除く): 22143186

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 1681, 2089, 3362, 4178, 5043, 6267, 10086, 12534, 85649, 171298, 256947, 513894, 3511609, 7023218, 10534827, 21069654]

約数ペア:

[(1, 21069654), (2, 10534827), (3, 7023218), (6, 3511609), (41, 513894), (82, 256947), (123, 171298), (246, 85649), (1681, 12534), (2089, 10086), (3362, 6267), (4178, 5043)]