21792710691

素因数分解:

$3^6\times {\mathrm{199}}^1\times {\mathrm{150221}}^1$

素因数の和:150438

約数の個数: 28

約数和(自身を含む): 32838529200

約数和(自身を除く): 11045818509

約数列:

[1, 3, 9, 27, 81, 199, 243, 597, 729, 1791, 5373, 16119, 48357, 145071, 150221, 450663, 1351989, 4055967, 12167901, 29893979, 36503703, 89681937, 109511109, 269045811, 807137433, 2421412299, 7264236897, 21792710691]

約数ペア:

[(1, 21792710691), (3, 7264236897), (9, 2421412299), (27, 807137433), (81, 269045811), (199, 109511109), (243, 89681937), (597, 36503703), (729, 29893979), (1791, 12167901), (5373, 4055967), (16119, 1351989), (48357, 450663), (145071, 150221)]