21164121

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{683}}^1$

素因数の和:1013

約数の個数: 24

約数和(自身を含む): 33505056

約数和(自身を除く): 12340935

約数列:

[1, 3, 9, 11, 33, 99, 313, 683, 939, 2049, 2817, 3443, 6147, 7513, 10329, 22539, 30987, 67617, 213779, 641337, 1924011, 2351569, 7054707, 21164121]

約数ペア:

[(1, 21164121), (3, 7054707), (9, 2351569), (11, 1924011), (33, 641337), (99, 213779), (313, 67617), (683, 30987), (939, 22539), (2049, 10329), (2817, 7513), (3443, 6147)]