1921107412

素因数分解:

$2^2\times 7^1\times {\mathrm{68610979}}^1$

素因数の和:68610990

約数の個数: 12

約数和(自身を含む): 3842214880

約数和(自身を除く): 1921107468

約数列:

[1, 2, 4, 7, 14, 28, 68610979, 137221958, 274443916, 480276853, 960553706, 1921107412]

約数ペア:

[(1, 1921107412), (2, 960553706), (4, 480276853), (7, 274443916), (14, 137221958), (28, 68610979)]