21088736048

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{42517613}}^1$

素因数の和:42517652

約数の個数: 20

約数和(自身を含む): 42177473088

約数和(自身を除く): 21088737040

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 42517613, 85035226, 170070452, 340140904, 680281808, 1318046003, 2636092006, 5272184012, 10544368024, 21088736048]

約数ペア:

[(1, 21088736048), (2, 10544368024), (4, 5272184012), (8, 2636092006), (16, 1318046003), (31, 680281808), (62, 340140904), (124, 170070452), (248, 85035226), (496, 42517613)]