21937995

素因数分解:

$3^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{1307}}^1$

素因数の和:1691

約数の個数: 24

約数和(自身を含む): 38156976

約数和(自身を除く): 16218981

約数列:

[1, 3, 5, 9, 15, 45, 373, 1119, 1307, 1865, 3357, 3921, 5595, 6535, 11763, 16785, 19605, 58815, 487511, 1462533, 2437555, 4387599, 7312665, 21937995]

約数ペア:

[(1, 21937995), (3, 7312665), (5, 4387599), (9, 2437555), (15, 1462533), (45, 487511), (373, 58815), (1119, 19605), (1307, 16785), (1865, 11763), (3357, 6535), (3921, 5595)]