21162810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{705427}}^1$

素因数の和:705437

約数の個数: 16

約数和(自身を含む): 50790816

約数和(自身を除く): 29628006

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 705427, 1410854, 2116281, 3527135, 4232562, 7054270, 10581405, 21162810]

約数ペア:

[(1, 21162810), (2, 10581405), (3, 7054270), (5, 4232562), (6, 3527135), (10, 2116281), (15, 1410854), (30, 705427)]