21471888

素因数分解:

$2^4\times 3^1\times {\mathrm{447331}}^1$

素因数の和:447342

約数の個数: 20

約数和(自身を含む): 55469168

約数和(自身を除く): 33997280

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 447331, 894662, 1341993, 1789324, 2683986, 3578648, 5367972, 7157296, 10735944, 21471888]

約数ペア:

[(1, 21471888), (2, 10735944), (3, 7157296), (4, 5367972), (6, 3578648), (8, 2683986), (12, 1789324), (16, 1341993), (24, 894662), (48, 447331)]