21813752

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{1151}}^1$

素因数の和:1283

約数の個数: 32

約数和(自身を含む): 43130880

約数和(自身を除く): 21317128

約数列:

[1, 2, 4, 8, 23, 46, 92, 103, 184, 206, 412, 824, 1151, 2302, 2369, 4604, 4738, 9208, 9476, 18952, 26473, 52946, 105892, 118553, 211784, 237106, 474212, 948424, 2726719, 5453438, 10906876, 21813752]

約数ペア:

[(1, 21813752), (2, 10906876), (4, 5453438), (8, 2726719), (23, 948424), (46, 474212), (92, 237106), (103, 211784), (184, 118553), (206, 105892), (412, 52946), (824, 26473), (1151, 18952), (2302, 9476), (2369, 9208), (4604, 4738)]