21968073729

素因数分解:

$3^2\times 7^1\times {\mathrm{13537}}^1\times {\mathrm{25759}}^1$

素因数の和:39309

約数の個数: 24

約数和(自身を含む): 36268843520

約数和(自身を除く): 14300769791

約数列:

[1, 3, 7, 9, 21, 63, 13537, 25759, 40611, 77277, 94759, 121833, 180313, 231831, 284277, 540939, 852831, 1622817, 348699583, 1046098749, 2440897081, 3138296247, 7322691243, 21968073729]

約数ペア:

[(1, 21968073729), (3, 7322691243), (7, 3138296247), (9, 2440897081), (21, 1046098749), (63, 348699583), (13537, 1622817), (25759, 852831), (40611, 540939), (77277, 284277), (94759, 231831), (121833, 180313)]