2168303921

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{103841}}^1$

素因数の和:104024

約数の個数: 16

約数和(自身を含む): 2625125760

約数和(自身を除く): 456821839

約数列:

[1, 7, 19, 133, 157, 1099, 2983, 20881, 103841, 726887, 1972979, 13810853, 16303037, 114121259, 309757703, 2168303921]

約数ペア:

[(1, 2168303921), (7, 309757703), (19, 114121259), (133, 16303037), (157, 13810853), (1099, 1972979), (2983, 726887), (20881, 103841)]