21052746

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{8179}}^1$

素因数の和:8211

約数の個数: 48

約数和(自身を含む): 53595360

約数和(自身を除く): 32542614

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 66, 78, 99, 117, 143, 198, 234, 286, 429, 858, 1287, 2574, 8179, 16358, 24537, 49074, 73611, 89969, 106327, 147222, 179938, 212654, 269907, 318981, 539814, 637962, 809721, 956943, 1169597, 1619442, 1913886, 2339194, 3508791, 7017582, 10526373, 21052746]

約数ペア:

[(1, 21052746), (2, 10526373), (3, 7017582), (6, 3508791), (9, 2339194), (11, 1913886), (13, 1619442), (18, 1169597), (22, 956943), (26, 809721), (33, 637962), (39, 539814), (66, 318981), (78, 269907), (99, 212654), (117, 179938), (143, 147222), (198, 106327), (234, 89969), (286, 73611), (429, 49074), (858, 24537), (1287, 16358), (2574, 8179)]