2021840825

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{4256507}}^1$

素因数の和:4256536

約数の個数: 12

約数和(自身を含む): 2639034960

約数和(自身を除く): 617194135

約数列:

[1, 5, 19, 25, 95, 475, 4256507, 21282535, 80873633, 106412675, 404368165, 2021840825]

約数ペア:

[(1, 2021840825), (5, 404368165), (19, 106412675), (25, 80873633), (95, 21282535), (475, 4256507)]