21217811329

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{425147}}^1$

素因数の和:425520

約数の個数: 16

約数和(自身を含む): 24998702400

約数和(自身を除く): 3780891071

約数列:

[1, 11, 13, 143, 349, 3839, 4537, 49907, 425147, 4676617, 5526911, 60796021, 148376303, 1632139333, 1928891939, 21217811329]

約数ペア:

[(1, 21217811329), (11, 1928891939), (13, 1632139333), (143, 148376303), (349, 60796021), (3839, 5526911), (4537, 4676617), (49907, 425147)]