21382723201

素因数分解:

$7^1\times {\mathrm{709}}^1\times {\mathrm{1459}}^1\times {\mathrm{2953}}^1$

素因数の和:5128

約数の個数: 16

約数和(自身を含む): 24496931200

約数和(自身を除く): 3114207999

約数列:

[1, 7, 709, 1459, 2953, 4963, 10213, 20671, 1034431, 2093677, 4308427, 7241017, 14655739, 30158989, 3054674743, 21382723201]

約数ペア:

[(1, 21382723201), (7, 3054674743), (709, 30158989), (1459, 14655739), (2953, 7241017), (4963, 4308427), (10213, 2093677), (20671, 1034431)]