21476758

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1\times {\mathrm{439}}^1$

素因数の和:903

約数の個数: 16

約数和(自身を含む): 32899680

約数和(自身を除く): 11422922

約数列:

[1, 2, 61, 122, 401, 439, 802, 878, 24461, 26779, 48922, 53558, 176039, 352078, 10738379, 21476758]

約数ペア:

[(1, 21476758), (2, 10738379), (61, 352078), (122, 176039), (401, 53558), (439, 48922), (802, 26779), (878, 24461)]