21334976

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{25643}}^1$

素因数の和:25668

約数の個数: 28

約数和(自身を含む): 45595032

約数和(自身を除く): 24260056

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 25643, 51286, 102572, 205144, 333359, 410288, 666718, 820576, 1333436, 1641152, 2666872, 5333744, 10667488, 21334976]

約数ペア:

[(1, 21334976), (2, 10667488), (4, 5333744), (8, 2666872), (13, 1641152), (16, 1333436), (26, 820576), (32, 666718), (52, 410288), (64, 333359), (104, 205144), (208, 102572), (416, 51286), (832, 25643)]