21904346881

素因数分解:

${\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1607}}^1\times {\mathrm{5107}}^1$

素因数の和:6888

約数の個数: 16

約数和(自身を含む): 23359660416

約数和(自身を除く): 1455313535

約数列:

[1, 17, 157, 1607, 2669, 5107, 27319, 86819, 252299, 801799, 4289083, 8206949, 13630583, 139518133, 1288490993, 21904346881]

約数ペア:

[(1, 21904346881), (17, 1288490993), (157, 139518133), (1607, 13630583), (2669, 8206949), (5107, 4289083), (27319, 801799), (86819, 252299)]