21271166050

素因数分解:

$2^1\times 5^2\times {\mathrm{425423321}}^1$

素因数の和:425423333

約数の個数: 12

約数和(自身を含む): 39564368946

約数和(自身を除く): 18293202896

約数列:

[1, 2, 5, 10, 25, 50, 425423321, 850846642, 2127116605, 4254233210, 10635583025, 21271166050]

約数ペア:

[(1, 21271166050), (2, 10635583025), (5, 4254233210), (10, 2127116605), (25, 850846642), (50, 425423321)]