21222168

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{80387}}^1$

素因数の和:80407

約数の個数: 32

約数和(自身を含む): 57879360

約数和(自身を除く): 36657192

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 80387, 160774, 241161, 321548, 482322, 643096, 884257, 964644, 1768514, 1929288, 2652771, 3537028, 5305542, 7074056, 10611084, 21222168]

約数ペア:

[(1, 21222168), (2, 10611084), (3, 7074056), (4, 5305542), (6, 3537028), (8, 2652771), (11, 1929288), (12, 1768514), (22, 964644), (24, 884257), (33, 643096), (44, 482322), (66, 321548), (88, 241161), (132, 160774), (264, 80387)]