21170319

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{5659}}^1$

素因数の和:5734

約数の個数: 16

約数和(自身を含む): 29884800

約数和(自身を除く): 8714481

約数列:

[1, 3, 29, 43, 87, 129, 1247, 3741, 5659, 16977, 164111, 243337, 492333, 730011, 7056773, 21170319]

約数ペア:

[(1, 21170319), (3, 7056773), (29, 730011), (43, 492333), (87, 243337), (129, 164111), (1247, 16977), (3741, 5659)]