21019264

素因数分解:

$2^7\times 7^1\times {\mathrm{23459}}^1$

素因数の和:23480

約数の個数: 32

約数和(自身を含む): 47858400

約数和(自身を除く): 26839136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 23459, 46918, 93836, 164213, 187672, 328426, 375344, 656852, 750688, 1313704, 1501376, 2627408, 3002752, 5254816, 10509632, 21019264]

約数ペア:

[(1, 21019264), (2, 10509632), (4, 5254816), (7, 3002752), (8, 2627408), (14, 1501376), (16, 1313704), (28, 750688), (32, 656852), (56, 375344), (64, 328426), (112, 187672), (128, 164213), (224, 93836), (448, 46918), (896, 23459)]