21626416

素因数分解:

$2^4\times 7^1\times {\mathrm{193093}}^1$

素因数の和:193108

約数の個数: 20

約数和(自身を含む): 47887312

約数和(自身を除く): 26260896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 193093, 386186, 772372, 1351651, 1544744, 2703302, 3089488, 5406604, 10813208, 21626416]

約数ペア:

[(1, 21626416), (2, 10813208), (4, 5406604), (7, 3089488), (8, 2703302), (14, 1544744), (16, 1351651), (28, 772372), (56, 386186), (112, 193093)]