21089969130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{702998971}}^1$

素因数の和:702998981

約数の個数: 16

約数和(自身を含む): 50615925984

約数和(自身を除く): 29525956854

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 702998971, 1405997942, 2108996913, 3514994855, 4217993826, 7029989710, 10544984565, 21089969130]

約数ペア:

[(1, 21089969130), (2, 10544984565), (3, 7029989710), (5, 4217993826), (6, 3514994855), (10, 2108996913), (15, 1405997942), (30, 702998971)]