21120132

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{160001}}^1$

素因数の和:160019

約数の個数: 24

約数和(自身を含む): 53760672

約数和(自身を除く): 32640540

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 160001, 320002, 480003, 640004, 960006, 1760011, 1920012, 3520022, 5280033, 7040044, 10560066, 21120132]

約数ペア:

[(1, 21120132), (2, 10560066), (3, 7040044), (4, 5280033), (6, 3520022), (11, 1920012), (12, 1760011), (22, 960006), (33, 640004), (44, 480003), (66, 320002), (132, 160001)]