21309280716

素因数分解:

$2^2\times 3^1\times {\mathrm{1801}}^1\times {\mathrm{985993}}^1$

素因数の和:987801

約数の個数: 24

約数和(自身を含む): 49749313264

約数和(自身を除く): 28440032548

約数列:

[1, 2, 3, 4, 6, 12, 1801, 3602, 5403, 7204, 10806, 21612, 985993, 1971986, 2957979, 3943972, 5915958, 11831916, 1775773393, 3551546786, 5327320179, 7103093572, 10654640358, 21309280716]

約数ペア:

[(1, 21309280716), (2, 10654640358), (3, 7103093572), (4, 5327320179), (6, 3551546786), (12, 1775773393), (1801, 11831916), (3602, 5915958), (5403, 3943972), (7204, 2957979), (10806, 1971986), (21612, 985993)]