21343265

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{2683}}^1$

素因数の和:2768

約数の個数: 16

約数和(自身を含む): 26925888

約数和(自身を除く): 5582623

約数列:

[1, 5, 37, 43, 185, 215, 1591, 2683, 7955, 13415, 99271, 115369, 496355, 576845, 4268653, 21343265]

約数ペア:

[(1, 21343265), (5, 4268653), (37, 576845), (43, 496355), (185, 115369), (215, 99271), (1591, 13415), (2683, 7955)]