21514528

素因数分解:

$2^5\times 7^2\times {\mathrm{13721}}^1$

素因数の和:13745

約数の個数: 36

約数和(自身を含む): 49275702

約数和(自身を除く): 27761174

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 13721, 27442, 54884, 96047, 109768, 192094, 219536, 384188, 439072, 672329, 768376, 1344658, 1536752, 2689316, 3073504, 5378632, 10757264, 21514528]

約数ペア:

[(1, 21514528), (2, 10757264), (4, 5378632), (7, 3073504), (8, 2689316), (14, 1536752), (16, 1344658), (28, 768376), (32, 672329), (49, 439072), (56, 384188), (98, 219536), (112, 192094), (196, 109768), (224, 96047), (392, 54884), (784, 27442), (1568, 13721)]