21187264

素因数分解:

$2^6\times 7^1\times {\mathrm{47293}}^1$

素因数の和:47312

約数の個数: 28

約数和(自身を含む): 48050704

約数和(自身を除く): 26863440

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 47293, 94586, 189172, 331051, 378344, 662102, 756688, 1324204, 1513376, 2648408, 3026752, 5296816, 10593632, 21187264]

約数ペア:

[(1, 21187264), (2, 10593632), (4, 5296816), (7, 3026752), (8, 2648408), (14, 1513376), (16, 1324204), (28, 756688), (32, 662102), (56, 378344), (64, 331051), (112, 189172), (224, 94586), (448, 47293)]