21258427201

素因数分解:

${\mathrm{11}}^3\times {\mathrm{1319}}^1\times {\mathrm{12109}}^1$

素因数の和:13461

約数の個数: 16

約数和(自身を含む): 23402332800

約数和(自身を除く): 2143905599

約数列:

[1, 11, 121, 1319, 1331, 12109, 14509, 133199, 159599, 1465189, 1755589, 15971771, 16117079, 175689481, 1932584291, 21258427201]

約数ペア:

[(1, 21258427201), (11, 1932584291), (121, 175689481), (1319, 16117079), (1331, 15971771), (12109, 1755589), (14509, 1465189), (133199, 159599)]