21255313956

素因数分解:

$2^2\times 3^1\times {\mathrm{97}}^1\times {\mathrm{773}}^1\times {\mathrm{23623}}^1$

素因数の和:24500

約数の個数: 48

約数和(自身を含む): 50173974144

約数和(自身を除く): 28918660188

約数列:

[1, 2, 3, 4, 6, 12, 97, 194, 291, 388, 582, 773, 1164, 1546, 2319, 3092, 4638, 9276, 23623, 47246, 70869, 74981, 94492, 141738, 149962, 224943, 283476, 299924, 449886, 899772, 2291431, 4582862, 6874293, 9165724, 13748586, 18260579, 27497172, 36521158, 54781737, 73042316, 109563474, 219126948, 1771276163, 3542552326, 5313828489, 7085104652, 10627656978, 21255313956]

約数ペア:

[(1, 21255313956), (2, 10627656978), (3, 7085104652), (4, 5313828489), (6, 3542552326), (12, 1771276163), (97, 219126948), (194, 109563474), (291, 73042316), (388, 54781737), (582, 36521158), (773, 27497172), (1164, 18260579), (1546, 13748586), (2319, 9165724), (3092, 6874293), (4638, 4582862), (9276, 2291431), (23623, 899772), (47246, 449886), (70869, 299924), (74981, 283476), (94492, 224943), (141738, 149962)]