21895352

素因数分解:

$2^3\times {\mathrm{541}}^1\times {\mathrm{5059}}^1$

素因数の和:5606

約数の個数: 16

約数和(自身を含む): 41137800

約数和(自身を除く): 19242448

約数列:

[1, 2, 4, 8, 541, 1082, 2164, 4328, 5059, 10118, 20236, 40472, 2736919, 5473838, 10947676, 21895352]

約数ペア:

[(1, 21895352), (2, 10947676), (4, 5473838), (8, 2736919), (541, 40472), (1082, 20236), (2164, 10118), (4328, 5059)]