21229376

素因数分解:

$2^6\times 7^1\times {\mathrm{47387}}^1$

素因数の和:47406

約数の個数: 28

約数和(自身を含む): 48146208

約数和(自身を除く): 26916832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 47387, 94774, 189548, 331709, 379096, 663418, 758192, 1326836, 1516384, 2653672, 3032768, 5307344, 10614688, 21229376]

約数ペア:

[(1, 21229376), (2, 10614688), (4, 5307344), (7, 3032768), (8, 2653672), (14, 1516384), (16, 1326836), (28, 758192), (32, 663418), (56, 379096), (64, 331709), (112, 189548), (224, 94774), (448, 47387)]