21046246

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{877}}^1$

素因数の和:976

約数の個数: 24

約数和(自身を含む): 34705584

約数和(自身を除く): 13659338

約数列:

[1, 2, 13, 26, 71, 142, 169, 338, 877, 923, 1754, 1846, 11401, 11999, 22802, 23998, 62267, 124534, 148213, 296426, 809471, 1618942, 10523123, 21046246]

約数ペア:

[(1, 21046246), (2, 10523123), (13, 1618942), (26, 809471), (71, 296426), (142, 148213), (169, 124534), (338, 62267), (877, 23998), (923, 22802), (1754, 11999), (1846, 11401)]