21398172

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{3617}}^1$

素因数の和:3670

約数の個数: 48

約数和(自身を含む): 54704160

約数和(自身を除く): 33305988

約数列:

[1, 2, 3, 4, 6, 12, 17, 29, 34, 51, 58, 68, 87, 102, 116, 174, 204, 348, 493, 986, 1479, 1972, 2958, 3617, 5916, 7234, 10851, 14468, 21702, 43404, 61489, 104893, 122978, 184467, 209786, 245956, 314679, 368934, 419572, 629358, 737868, 1258716, 1783181, 3566362, 5349543, 7132724, 10699086, 21398172]

約数ペア:

[(1, 21398172), (2, 10699086), (3, 7132724), (4, 5349543), (6, 3566362), (12, 1783181), (17, 1258716), (29, 737868), (34, 629358), (51, 419572), (58, 368934), (68, 314679), (87, 245956), (102, 209786), (116, 184467), (174, 122978), (204, 104893), (348, 61489), (493, 43404), (986, 21702), (1479, 14468), (1972, 10851), (2958, 7234), (3617, 5916)]