21915152

素因数分解:

$2^4\times 7^2\times {\mathrm{27953}}^1$

素因数の和:27975

約数の個数: 30

約数和(自身を含む): 49394718

約数和(自身を除く): 27479566

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 27953, 55906, 111812, 195671, 223624, 391342, 447248, 782684, 1369697, 1565368, 2739394, 3130736, 5478788, 10957576, 21915152]

約数ペア:

[(1, 21915152), (2, 10957576), (4, 5478788), (7, 3130736), (8, 2739394), (14, 1565368), (16, 1369697), (28, 782684), (49, 447248), (56, 391342), (98, 223624), (112, 195671), (196, 111812), (392, 55906), (784, 27953)]