2021479990

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4930439}}^1$

素因数の和:4930487

約数の個数: 16

約数和(自身を含む): 3727412640

約数和(自身を除く): 1705932650

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 4930439, 9860878, 24652195, 49304390, 202147999, 404295998, 1010739995, 2021479990]

約数ペア:

[(1, 2021479990), (2, 1010739995), (5, 404295998), (10, 202147999), (41, 49304390), (82, 24652195), (205, 9860878), (410, 4930439)]