21441010

素因数分解:

$2^1\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{1831}}^1$

素因数の和:3009

約数の個数: 16

約数和(自身を含む): 38647872

約数和(自身を除く): 17206862

約数列:

[1, 2, 5, 10, 1171, 1831, 2342, 3662, 5855, 9155, 11710, 18310, 2144101, 4288202, 10720505, 21441010]

約数ペア:

[(1, 21441010), (2, 10720505), (5, 4288202), (10, 2144101), (1171, 18310), (1831, 11710), (2342, 9155), (3662, 5855)]