21712482

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^2\times {\mathrm{3323}}^1$

素因数の和:3356

約数の個数: 48

約数和(自身を含む): 53051040

約数和(自身を除く): 31338558

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 99, 121, 198, 242, 297, 363, 594, 726, 1089, 2178, 3267, 3323, 6534, 6646, 9969, 19938, 29907, 36553, 59814, 73106, 89721, 109659, 179442, 219318, 328977, 402083, 657954, 804166, 986931, 1206249, 1973862, 2412498, 3618747, 7237494, 10856241, 21712482]

約数ペア:

[(1, 21712482), (2, 10856241), (3, 7237494), (6, 3618747), (9, 2412498), (11, 1973862), (18, 1206249), (22, 986931), (27, 804166), (33, 657954), (54, 402083), (66, 328977), (99, 219318), (121, 179442), (198, 109659), (242, 89721), (297, 73106), (363, 59814), (594, 36553), (726, 29907), (1089, 19938), (2178, 9969), (3267, 6646), (3323, 6534)]