2121691

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{401}}^1$

素因数の和:462

約数の個数: 16

約数和(自身を含む): 2566368

約数和(自身を除く): 444677

約数列:

[1, 11, 13, 37, 143, 401, 407, 481, 4411, 5213, 5291, 14837, 57343, 163207, 192881, 2121691]

約数ペア:

[(1, 2121691), (11, 192881), (13, 163207), (37, 57343), (143, 14837), (401, 5291), (407, 5213), (481, 4411)]