2021198770

素因数分解:

$2^1\times 5^1\times {\mathrm{14563}}^1\times {\mathrm{13879}}^1$

素因数の和:28449

約数の個数: 16

約数和(自身を含む): 3638669760

約数和(自身を除く): 1617470990

約数列:

[1, 2, 5, 10, 13879, 14563, 27758, 29126, 69395, 72815, 138790, 145630, 202119877, 404239754, 1010599385, 2021198770]

約数ペア:

[(1, 2021198770), (2, 1010599385), (5, 404239754), (10, 202119877), (13879, 145630), (14563, 138790), (27758, 72815), (29126, 69395)]