21506796996

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{1259}}^1\times {\mathrm{74923}}^1$

素因数の和:76208

約数の個数: 48

約数和(自身を含む): 52866374400

約数和(自身を除く): 31359577404

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 1259, 2518, 3777, 5036, 7554, 15108, 23921, 47842, 71763, 74923, 95684, 143526, 149846, 224769, 287052, 299692, 449538, 899076, 1423537, 2847074, 4270611, 5694148, 8541222, 17082444, 94328057, 188656114, 282984171, 377312228, 565968342, 1131936684, 1792233083, 3584466166, 5376699249, 7168932332, 10753398498, 21506796996]

約数ペア:

[(1, 21506796996), (2, 10753398498), (3, 7168932332), (4, 5376699249), (6, 3584466166), (12, 1792233083), (19, 1131936684), (38, 565968342), (57, 377312228), (76, 282984171), (114, 188656114), (228, 94328057), (1259, 17082444), (2518, 8541222), (3777, 5694148), (5036, 4270611), (7554, 2847074), (15108, 1423537), (23921, 899076), (47842, 449538), (71763, 299692), (74923, 287052), (95684, 224769), (143526, 149846)]