21122331

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{2243}}^1$

素因数の和:2362

約数の個数: 16

約数和(自身を含む): 29225856

約数和(自身を除く): 8103525

約数列:

[1, 3, 43, 73, 129, 219, 2243, 3139, 6729, 9417, 96449, 163739, 289347, 491217, 7040777, 21122331]

約数ペア:

[(1, 21122331), (3, 7040777), (43, 491217), (73, 289347), (129, 163739), (219, 96449), (2243, 9417), (3139, 6729)]