21327990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{710933}}^1$

素因数の和:710943

約数の個数: 16

約数和(自身を含む): 51187248

約数和(自身を除く): 29859258

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 710933, 1421866, 2132799, 3554665, 4265598, 7109330, 10663995, 21327990]

約数ペア:

[(1, 21327990), (2, 10663995), (3, 7109330), (5, 4265598), (6, 3554665), (10, 2132799), (15, 1421866), (30, 710933)]