21719103676

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{132433559}}^1$

素因数の和:132433604

約数の個数: 12

約数和(自身を含む): 38935466640

約数和(自身を除く): 17216362964

約数列:

[1, 2, 4, 41, 82, 164, 132433559, 264867118, 529734236, 5429775919, 10859551838, 21719103676]

約数ペア:

[(1, 21719103676), (2, 10859551838), (4, 5429775919), (41, 529734236), (82, 264867118), (164, 132433559)]