21154336

素因数分解:

$2^5\times 7^1\times {\mathrm{94439}}^1$

素因数の和:94456

約数の個数: 24

約数和(自身を含む): 47597760

約数和(自身を除く): 26443424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 94439, 188878, 377756, 661073, 755512, 1322146, 1511024, 2644292, 3022048, 5288584, 10577168, 21154336]

約数ペア:

[(1, 21154336), (2, 10577168), (4, 5288584), (7, 3022048), (8, 2644292), (14, 1511024), (16, 1322146), (28, 755512), (32, 661073), (56, 377756), (112, 188878), (224, 94439)]