2021134856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19433989}}^1$

素因数の和:19434008

約数の個数: 16

約数和(自身を含む): 4081137900

約数和(自身を除く): 2060003044

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 19433989, 38867978, 77735956, 155471912, 252641857, 505283714, 1010567428, 2021134856]

約数ペア:

[(1, 2021134856), (2, 1010567428), (4, 505283714), (8, 252641857), (13, 155471912), (26, 77735956), (52, 38867978), (104, 19433989)]