21159732

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{5171}}^1$

素因数の和:5220

約数の個数: 48

約数和(自身を含む): 55609344

約数和(自身を除く): 34449612

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 31, 33, 44, 62, 66, 93, 124, 132, 186, 341, 372, 682, 1023, 1364, 2046, 4092, 5171, 10342, 15513, 20684, 31026, 56881, 62052, 113762, 160301, 170643, 227524, 320602, 341286, 480903, 641204, 682572, 961806, 1763311, 1923612, 3526622, 5289933, 7053244, 10579866, 21159732]

約数ペア:

[(1, 21159732), (2, 10579866), (3, 7053244), (4, 5289933), (6, 3526622), (11, 1923612), (12, 1763311), (22, 961806), (31, 682572), (33, 641204), (44, 480903), (62, 341286), (66, 320602), (93, 227524), (124, 170643), (132, 160301), (186, 113762), (341, 62052), (372, 56881), (682, 31026), (1023, 20684), (1364, 15513), (2046, 10342), (4092, 5171)]