20210122912

素因数分解:

$2^5\times 7^2\times {\mathrm{12889109}}^1$

素因数の和:12889133

約数の個数: 36

約数和(自身を含む): 46284794010

約数和(自身を除く): 26074671098

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 12889109, 25778218, 51556436, 90223763, 103112872, 180447526, 206225744, 360895052, 412451488, 631566341, 721790104, 1263132682, 1443580208, 2526265364, 2887160416, 5052530728, 10105061456, 20210122912]

約数ペア:

[(1, 20210122912), (2, 10105061456), (4, 5052530728), (7, 2887160416), (8, 2526265364), (14, 1443580208), (16, 1263132682), (28, 721790104), (32, 631566341), (49, 412451488), (56, 360895052), (98, 206225744), (112, 180447526), (196, 103112872), (224, 90223763), (392, 51556436), (784, 25778218), (1568, 12889109)]