21337382

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{2383}}^1$

素因数の和:2444

約数の個数: 24

約数和(自身を含む): 36146208

約数和(自身を除く): 14808826

約数列:

[1, 2, 11, 22, 37, 74, 121, 242, 407, 814, 2383, 4477, 4766, 8954, 26213, 52426, 88171, 176342, 288343, 576686, 969881, 1939762, 10668691, 21337382]

約数ペア:

[(1, 21337382), (2, 10668691), (11, 1939762), (22, 969881), (37, 576686), (74, 288343), (121, 176342), (242, 88171), (407, 52426), (814, 26213), (2383, 8954), (4477, 4766)]