21847295

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{8863}}^1$

素因数の和:8914

約数の個数: 16

約数和(自身を含む): 28719360

約数和(自身を除く): 6872065

約数列:

[1, 5, 17, 29, 85, 145, 493, 2465, 8863, 44315, 150671, 257027, 753355, 1285135, 4369459, 21847295]

約数ペア:

[(1, 21847295), (5, 4369459), (17, 1285135), (29, 753355), (85, 257027), (145, 150671), (493, 44315), (2465, 8863)]