2021372493

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2601509}}^1$

素因数の和:2601556

約数の個数: 16

約数和(自身を含む): 3163436160

約数和(自身を除く): 1142063667

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 2601509, 7804527, 18210563, 54631689, 96255833, 288767499, 673790831, 2021372493]

約数ペア:

[(1, 2021372493), (3, 673790831), (7, 288767499), (21, 96255833), (37, 54631689), (111, 18210563), (259, 7804527), (777, 2601509)]