21094737296

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{18569311}}^1$

素因数の和:18569390

約数の個数: 20

約数和(自身を含む): 41446704384

約数和(自身を除く): 20351967088

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 18569311, 37138622, 74277244, 148554488, 297108976, 1318421081, 2636842162, 5273684324, 10547368648, 21094737296]

約数ペア:

[(1, 21094737296), (2, 10547368648), (4, 5273684324), (8, 2636842162), (16, 1318421081), (71, 297108976), (142, 148554488), (284, 74277244), (568, 37138622), (1136, 18569311)]