21875730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{729191}}^1$

素因数の和:729201

約数の個数: 16

約数和(自身を含む): 52501824

約数和(自身を除く): 30626094

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 729191, 1458382, 2187573, 3645955, 4375146, 7291910, 10937865, 21875730]

約数ペア:

[(1, 21875730), (2, 10937865), (3, 7291910), (5, 4375146), (6, 3645955), (10, 2187573), (15, 1458382), (30, 729191)]