21356551685

素因数分解:

$5^1\times 7^1\times {\mathrm{20231}}^1\times {\mathrm{30161}}^1$

素因数の和:50404

約数の個数: 16

約数和(自身を含む): 29291404032

約数和(自身を除く): 7934852347

約数列:

[1, 5, 7, 35, 20231, 30161, 101155, 141617, 150805, 211127, 708085, 1055635, 610187191, 3050935955, 4271310337, 21356551685]

約数ペア:

[(1, 21356551685), (5, 4271310337), (7, 3050935955), (35, 610187191), (20231, 1055635), (30161, 708085), (101155, 211127), (141617, 150805)]