21994826

素因数分解:

$2^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{2179}}^1$

素因数の和:2298

約数の個数: 24

約数和(自身を含む): 38769120

約数和(自身を除く): 16774294

約数列:

[1, 2, 7, 14, 49, 98, 103, 206, 721, 1442, 2179, 4358, 5047, 10094, 15253, 30506, 106771, 213542, 224437, 448874, 1571059, 3142118, 10997413, 21994826]

約数ペア:

[(1, 21994826), (2, 10997413), (7, 3142118), (14, 1571059), (49, 448874), (98, 224437), (103, 213542), (206, 106771), (721, 30506), (1442, 15253), (2179, 10094), (4358, 5047)]