21296286

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1823}}^1$

素因数の和:1901

約数の個数: 48

約数和(自身を含む): 51217920

約数和(自身を除く): 29921634

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 59, 66, 99, 118, 177, 198, 354, 531, 649, 1062, 1298, 1823, 1947, 3646, 3894, 5469, 5841, 10938, 11682, 16407, 20053, 32814, 40106, 60159, 107557, 120318, 180477, 215114, 322671, 360954, 645342, 968013, 1183127, 1936026, 2366254, 3549381, 7098762, 10648143, 21296286]

約数ペア:

[(1, 21296286), (2, 10648143), (3, 7098762), (6, 3549381), (9, 2366254), (11, 1936026), (18, 1183127), (22, 968013), (33, 645342), (59, 360954), (66, 322671), (99, 215114), (118, 180477), (177, 120318), (198, 107557), (354, 60159), (531, 40106), (649, 32814), (1062, 20053), (1298, 16407), (1823, 11682), (1947, 10938), (3646, 5841), (3894, 5469)]