51389898

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1223569}}^1$

素因数の和:1223581

約数の個数: 16

約数和(自身を含む): 117462720

約数和(自身を除く): 66072822

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1223569, 2447138, 3670707, 7341414, 8564983, 17129966, 25694949, 51389898]

約数ペア:

[(1, 51389898), (2, 25694949), (3, 17129966), (6, 8564983), (7, 7341414), (14, 3670707), (21, 2447138), (42, 1223569)]