21827718

素因数分解:

$2^1\times 3^6\times {\mathrm{11}}^1\times {\mathrm{1361}}^1$

素因数の和:1392

約数の個数: 56

約数和(自身を含む): 53591976

約数和(自身を除く): 31764258

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 162, 198, 243, 297, 486, 594, 729, 891, 1361, 1458, 1782, 2673, 2722, 4083, 5346, 8019, 8166, 12249, 14971, 16038, 24498, 29942, 36747, 44913, 73494, 89826, 110241, 134739, 220482, 269478, 330723, 404217, 661446, 808434, 992169, 1212651, 1984338, 2425302, 3637953, 7275906, 10913859, 21827718]

約数ペア:

[(1, 21827718), (2, 10913859), (3, 7275906), (6, 3637953), (9, 2425302), (11, 1984338), (18, 1212651), (22, 992169), (27, 808434), (33, 661446), (54, 404217), (66, 330723), (81, 269478), (99, 220482), (162, 134739), (198, 110241), (243, 89826), (297, 73494), (486, 44913), (594, 36747), (729, 29942), (891, 24498), (1361, 16038), (1458, 14971), (1782, 12249), (2673, 8166), (2722, 8019), (4083, 5346)]