21332295

素因数分解:

$3^3\times 5^1\times {\mathrm{158017}}^1$

素因数の和:158031

約数の個数: 16

約数和(自身を含む): 37924320

約数和(自身を除く): 16592025

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 158017, 474051, 790085, 1422153, 2370255, 4266459, 7110765, 21332295]

約数ペア:

[(1, 21332295), (3, 7110765), (5, 4266459), (9, 2370255), (15, 1422153), (27, 790085), (45, 474051), (135, 158017)]