21000859176

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{347}}^1\times {\mathrm{229247}}^1$

素因数の和:229614

約数の個数: 64

約数和(自身を含む): 57440378880

約数和(自身を除く): 36439519704

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 347, 694, 1041, 1388, 2082, 2776, 3817, 4164, 7634, 8328, 11451, 15268, 22902, 30536, 45804, 91608, 229247, 458494, 687741, 916988, 1375482, 1833976, 2521717, 2750964, 5043434, 5501928, 7565151, 10086868, 15130302, 20173736, 30260604, 60521208, 79548709, 159097418, 238646127, 318194836, 477292254, 636389672, 875035799, 954584508, 1750071598, 1909169016, 2625107397, 3500143196, 5250214794, 7000286392, 10500429588, 21000859176]

約数ペア:

[(1, 21000859176), (2, 10500429588), (3, 7000286392), (4, 5250214794), (6, 3500143196), (8, 2625107397), (11, 1909169016), (12, 1750071598), (22, 954584508), (24, 875035799), (33, 636389672), (44, 477292254), (66, 318194836), (88, 238646127), (132, 159097418), (264, 79548709), (347, 60521208), (694, 30260604), (1041, 20173736), (1388, 15130302), (2082, 10086868), (2776, 7565151), (3817, 5501928), (4164, 5043434), (7634, 2750964), (8328, 2521717), (11451, 1833976), (15268, 1375482), (22902, 916988), (30536, 687741), (45804, 458494), (91608, 229247)]