2021855871

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1087}}^1\times {\mathrm{3851}}^1$

素因数の和:4971

約数の個数: 32

約数和(自身を含む): 3218669568

約数和(自身を除く): 1196813697

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 1087, 3261, 3851, 7609, 11553, 22827, 25001, 26957, 75003, 80871, 88573, 175007, 265719, 525021, 620011, 1860033, 4186037, 12558111, 29302259, 87906777, 96278851, 288836553, 673951957, 2021855871]

約数ペア:

[(1, 2021855871), (3, 673951957), (7, 288836553), (21, 96278851), (23, 87906777), (69, 29302259), (161, 12558111), (483, 4186037), (1087, 1860033), (3261, 620011), (3851, 525021), (7609, 265719), (11553, 175007), (22827, 88573), (25001, 80871), (26957, 75003)]