21914745

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{63521}}^1$

素因数の和:63552

約数の個数: 16

約数和(自身を含む): 36588672

約数和(自身を除く): 14673927

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 63521, 190563, 317605, 952815, 1460983, 4382949, 7304915, 21914745]

約数ペア:

[(1, 21914745), (3, 7304915), (5, 4382949), (15, 1460983), (23, 952815), (69, 317605), (115, 190563), (345, 63521)]