21288168

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{26879}}^1$

素因数の和:26902

約数の個数: 48

約数和(自身を含む): 62899200

約数和(自身を除く): 41611032

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 26879, 53758, 80637, 107516, 161274, 215032, 241911, 295669, 322548, 483822, 591338, 645096, 887007, 967644, 1182676, 1774014, 1935288, 2365352, 2661021, 3548028, 5322042, 7096056, 10644084, 21288168]

約数ペア:

[(1, 21288168), (2, 10644084), (3, 7096056), (4, 5322042), (6, 3548028), (8, 2661021), (9, 2365352), (11, 1935288), (12, 1774014), (18, 1182676), (22, 967644), (24, 887007), (33, 645096), (36, 591338), (44, 483822), (66, 322548), (72, 295669), (88, 241911), (99, 215032), (132, 161274), (198, 107516), (264, 80637), (396, 53758), (792, 26879)]