21111912

素因数分解:

$2^3\times 3^2\times {\mathrm{293221}}^1$

素因数の和:293233

約数の個数: 24

約数和(自身を含む): 57178290

約数和(自身を除く): 36066378

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 293221, 586442, 879663, 1172884, 1759326, 2345768, 2638989, 3518652, 5277978, 7037304, 10555956, 21111912]

約数ペア:

[(1, 21111912), (2, 10555956), (3, 7037304), (4, 5277978), (6, 3518652), (8, 2638989), (9, 2345768), (12, 1759326), (18, 1172884), (24, 879663), (36, 586442), (72, 293221)]