21743824

素因数分解:

$2^4\times {\mathrm{401}}^1\times {\mathrm{3389}}^1$

素因数の和:3798

約数の個数: 20

約数和(自身を含む): 42246180

約数和(自身を除く): 20502356

約数列:

[1, 2, 4, 8, 16, 401, 802, 1604, 3208, 3389, 6416, 6778, 13556, 27112, 54224, 1358989, 2717978, 5435956, 10871912, 21743824]

約数ペア:

[(1, 21743824), (2, 10871912), (4, 5435956), (8, 2717978), (16, 1358989), (401, 54224), (802, 27112), (1604, 13556), (3208, 6778), (3389, 6416)]