21924475

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{653}}^1$

素因数の和:759

約数の個数: 24

約数和(自身を含む): 29194560

約数和(自身を除く): 7270085

約数列:

[1, 5, 17, 25, 79, 85, 395, 425, 653, 1343, 1975, 3265, 6715, 11101, 16325, 33575, 51587, 55505, 257935, 277525, 876979, 1289675, 4384895, 21924475]

約数ペア:

[(1, 21924475), (5, 4384895), (17, 1289675), (25, 876979), (79, 277525), (85, 257935), (395, 55505), (425, 51587), (653, 33575), (1343, 16325), (1975, 11101), (3265, 6715)]