21300202

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19759}}^1$

素因数の和:19786

約数の個数: 24

約数和(自身を含む): 40547520

約数和(自身を除く): 19247318

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 19759, 39518, 138313, 217349, 276626, 434698, 968191, 1521443, 1936382, 3042886, 10650101, 21300202]

約数ペア:

[(1, 21300202), (2, 10650101), (7, 3042886), (11, 1936382), (14, 1521443), (22, 968191), (49, 434698), (77, 276626), (98, 217349), (154, 138313), (539, 39518), (1078, 19759)]