21046688

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{50593}}^1$

素因数の和:50616

約数の個数: 24

約数和(自身を含む): 44623908

約数和(自身を除く): 23577220

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 50593, 101186, 202372, 404744, 657709, 809488, 1315418, 1618976, 2630836, 5261672, 10523344, 21046688]

約数ペア:

[(1, 21046688), (2, 10523344), (4, 5261672), (8, 2630836), (13, 1618976), (16, 1315418), (26, 809488), (32, 657709), (52, 404744), (104, 202372), (208, 101186), (416, 50593)]