21645026

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{673}}^1\times {\mathrm{1237}}^1$

素因数の和:1925

約数の個数: 16

約数和(自身を含む): 35045304

約数和(自身を除く): 13400278

約数列:

[1, 2, 13, 26, 673, 1237, 1346, 2474, 8749, 16081, 17498, 32162, 832501, 1665002, 10822513, 21645026]

約数ペア:

[(1, 21645026), (2, 10822513), (13, 1665002), (26, 832501), (673, 32162), (1237, 17498), (1346, 16081), (2474, 8749)]