21317182

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:264

約数の個数: 32

約数和(自身を含む): 34712064

約数和(自身を除く): 13394882

約数列:

[1, 2, 23, 46, 61, 71, 107, 122, 142, 214, 1403, 1633, 2461, 2806, 3266, 4331, 4922, 6527, 7597, 8662, 13054, 15194, 99613, 150121, 174731, 199226, 300242, 349462, 463417, 926834, 10658591, 21317182]

約数ペア:

[(1, 21317182), (2, 10658591), (23, 926834), (46, 463417), (61, 349462), (71, 300242), (107, 199226), (122, 174731), (142, 150121), (214, 99613), (1403, 15194), (1633, 13054), (2461, 8662), (2806, 7597), (3266, 6527), (4331, 4922)]