2100038878

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7894883}}^1$

素因数の和:7894911

約数の個数: 16

約数和(自身を含む): 3789544320

約数和(自身を除く): 1689505442

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 7894883, 15789766, 55264181, 110528362, 150002777, 300005554, 1050019439, 2100038878]

約数ペア:

[(1, 2100038878), (2, 1050019439), (7, 300005554), (14, 150002777), (19, 110528362), (38, 55264181), (133, 15789766), (266, 7894883)]