21089730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{702991}}^1$

素因数の和:703001

約数の個数: 16

約数和(自身を含む): 50615424

約数和(自身を除く): 29525694

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 702991, 1405982, 2108973, 3514955, 4217946, 7029910, 10544865, 21089730]

約数ペア:

[(1, 21089730), (2, 10544865), (3, 7029910), (5, 4217946), (6, 3514955), (10, 2108973), (15, 1405982), (30, 702991)]