21348778843

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{535151}}^1$

素因数の和:535338

約数の個数: 16

約数和(自身を含む): 25173550080

約数和(自身を除く): 3824771237

約数列:

[1, 7, 41, 139, 287, 973, 5699, 39893, 535151, 3746057, 21941191, 74385989, 153588337, 520701923, 3049825549, 21348778843]

約数ペア:

[(1, 21348778843), (7, 3049825549), (41, 520701923), (139, 153588337), (287, 74385989), (973, 21941191), (5699, 3746057), (39893, 535151)]