21163344

素因数分解:

$2^4\times 3^1\times {\mathrm{440903}}^1$

素因数の和:440914

約数の個数: 20

約数和(自身を含む): 54672096

約数和(自身を除く): 33508752

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 440903, 881806, 1322709, 1763612, 2645418, 3527224, 5290836, 7054448, 10581672, 21163344]

約数ペア:

[(1, 21163344), (2, 10581672), (3, 7054448), (4, 5290836), (6, 3527224), (8, 2645418), (12, 1763612), (16, 1322709), (24, 881806), (48, 440903)]