21742000130

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{50562791}}^1$

素因数の和:50562841

約数の個数: 16

約数和(自身を含む): 40045731264

約数和(自身を除く): 18303731134

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 50562791, 101125582, 252813955, 505627910, 2174200013, 4348400026, 10871000065, 21742000130]

約数ペア:

[(1, 21742000130), (2, 10871000065), (5, 4348400026), (10, 2174200013), (43, 505627910), (86, 252813955), (215, 101125582), (430, 50562791)]