21671085

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{39047}}^1$

素因数の和:39092

約数の個数: 16

約数和(自身を含む): 35611776

約数和(自身を除く): 13940691

約数列:

[1, 3, 5, 15, 37, 111, 185, 555, 39047, 117141, 195235, 585705, 1444739, 4334217, 7223695, 21671085]

約数ペア:

[(1, 21671085), (3, 7223695), (5, 4334217), (15, 1444739), (37, 585705), (111, 195235), (185, 117141), (555, 39047)]