21001519551

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{3539}}^1\times {\mathrm{116359}}^1$

素因数の和:119918

約数の個数: 16

約数和(自身を含む): 29657836800

約数和(自身を除く): 8656317249

約数列:

[1, 3, 17, 51, 3539, 10617, 60163, 116359, 180489, 349077, 1978103, 5934309, 411794501, 1235383503, 7000506517, 21001519551]

約数ペア:

[(1, 21001519551), (3, 7000506517), (17, 1235383503), (51, 411794501), (3539, 5934309), (10617, 1978103), (60163, 349077), (116359, 180489)]