2021918210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15553217}}^1$

素因数の和:15553237

約数の個数: 16

約数和(自身を含む): 3919410936

約数和(自身を除く): 1897492726

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 15553217, 31106434, 77766085, 155532170, 202191821, 404383642, 1010959105, 2021918210]

約数ペア:

[(1, 2021918210), (2, 1010959105), (5, 404383642), (10, 202191821), (13, 155532170), (26, 77766085), (65, 31106434), (130, 15553217)]