21000228168

素因数分解:

$2^3\times 3^1\times {\mathrm{875009507}}^1$

素因数の和:875009516

約数の個数: 16

約数和(自身を含む): 52500570480

約数和(自身を除く): 31500342312

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 875009507, 1750019014, 2625028521, 3500038028, 5250057042, 7000076056, 10500114084, 21000228168]

約数ペア:

[(1, 21000228168), (2, 10500114084), (3, 7000076056), (4, 5250057042), (6, 3500038028), (8, 2625028521), (12, 1750019014), (24, 875009507)]