21178049343

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{7732037}}^1$

素因数の和:7732134

約数の個数: 16

約数和(自身を含む): 31175577216

約数和(自身を除く): 9997527873

約数列:

[1, 3, 11, 33, 83, 249, 913, 2739, 7732037, 23196111, 85052407, 255157221, 641759071, 1925277213, 7059349781, 21178049343]

約数ペア:

[(1, 21178049343), (3, 7059349781), (11, 1925277213), (33, 641759071), (83, 255157221), (249, 85052407), (913, 23196111), (2739, 7732037)]