21546913

素因数分解:

${\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{467}}^1$

素因数の和:576

約数の個数: 16

約数和(自身を含む): 23474880

約数和(自身を除く): 1927967

約数列:

[1, 29, 37, 43, 467, 1073, 1247, 1591, 13543, 17279, 20081, 46139, 501091, 582349, 742997, 21546913]

約数ペア:

[(1, 21546913), (29, 742997), (37, 582349), (43, 501091), (467, 46139), (1073, 20081), (1247, 17279), (1591, 13543)]