84288410

素因数分解:

$2^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{20021}}^1$

素因数の和:20449

約数の個数: 16

約数和(自身を含む): 152087112

約数和(自身を除く): 67798702

約数列:

[1, 2, 5, 10, 421, 842, 2105, 4210, 20021, 40042, 100105, 200210, 8428841, 16857682, 42144205, 84288410]

約数ペア:

[(1, 84288410), (2, 42144205), (5, 16857682), (10, 8428841), (421, 200210), (842, 100105), (2105, 40042), (4210, 20021)]