21827063421

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{293}}^1\times {\mathrm{349}}^1\times {\mathrm{641}}^1$

素因数の和:1326

約数の個数: 48

約数和(自身を含む): 32634529200

約数和(自身を除く): 10807465779

約数列:

[1, 3, 9, 37, 111, 293, 333, 349, 641, 879, 1047, 1923, 2637, 3141, 5769, 10841, 12913, 23717, 32523, 38739, 71151, 97569, 102257, 116217, 187813, 213453, 223709, 306771, 563439, 671127, 920313, 1690317, 2013381, 3783509, 6949081, 8277233, 11350527, 20847243, 24831699, 34051581, 62541729, 65546737, 74495097, 196640211, 589920633, 2425229269, 7275687807, 21827063421]

約数ペア:

[(1, 21827063421), (3, 7275687807), (9, 2425229269), (37, 589920633), (111, 196640211), (293, 74495097), (333, 65546737), (349, 62541729), (641, 34051581), (879, 24831699), (1047, 20847243), (1923, 11350527), (2637, 8277233), (3141, 6949081), (5769, 3783509), (10841, 2013381), (12913, 1690317), (23717, 920313), (32523, 671127), (38739, 563439), (71151, 306771), (97569, 223709), (102257, 213453), (116217, 187813)]