86421904

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{21017}}^1$

素因数の和:21282

約数の個数: 20

約数和(自身を含む): 168101964

約数和(自身を除く): 81680060

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 21017, 42034, 84068, 168136, 336272, 5401369, 10802738, 21605476, 43210952, 86421904]

約数ペア:

[(1, 86421904), (2, 43210952), (4, 21605476), (8, 10802738), (16, 5401369), (257, 336272), (514, 168136), (1028, 84068), (2056, 42034), (4112, 21017)]