21908776

素因数分解:

$2^3\times {\mathrm{569}}^1\times {\mathrm{4813}}^1$

素因数の和:5388

約数の個数: 16

約数和(自身を含む): 41159700

約数和(自身を除く): 19250924

約数列:

[1, 2, 4, 8, 569, 1138, 2276, 4552, 4813, 9626, 19252, 38504, 2738597, 5477194, 10954388, 21908776]

約数ペア:

[(1, 21908776), (2, 10954388), (4, 5477194), (8, 2738597), (569, 38504), (1138, 19252), (2276, 9626), (4552, 4813)]