21260592639

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{7723}}^1$

素因数の和:7810

約数の個数: 128

約数和(自身を含む): 39863255040

約数和(自身を除く): 18602662401

約数列:

[1, 3, 9, 11, 13, 23, 27, 31, 33, 39, 69, 93, 99, 117, 143, 207, 253, 279, 297, 299, 341, 351, 403, 429, 621, 713, 759, 837, 897, 1023, 1209, 1287, 2139, 2277, 2691, 3069, 3289, 3627, 3861, 4433, 6417, 6831, 7723, 7843, 8073, 9207, 9269, 9867, 10881, 13299, 19251, 23169, 23529, 27807, 29601, 39897, 69507, 70587, 83421, 84953, 88803, 100399, 101959, 119691, 177629, 208521, 211761, 239413, 250263, 254859, 301197, 305877, 532887, 718239, 764577, 903591, 917631, 1104389, 1598661, 1953919, 2154717, 2293731, 2309177, 2633543, 2710773, 2752893, 3112369, 3313167, 4795983, 5506499, 5861757, 6464151, 6927531, 7900629, 9337107, 9939501, 16519497, 17585271, 20782593, 23701887, 25400947, 28011321, 29818503, 34236059, 49558491, 52755813, 60571489, 62347779, 71105661, 71584487, 76202841, 84033963, 102708177, 148675473, 181714467, 214753461, 228608523, 308124531, 545143401, 644260383, 685825569, 787429357, 924373593, 1635430203, 1932781149, 2362288071, 7086864213, 21260592639]

約数ペア:

[(1, 21260592639), (3, 7086864213), (9, 2362288071), (11, 1932781149), (13, 1635430203), (23, 924373593), (27, 787429357), (31, 685825569), (33, 644260383), (39, 545143401), (69, 308124531), (93, 228608523), (99, 214753461), (117, 181714467), (143, 148675473), (207, 102708177), (253, 84033963), (279, 76202841), (297, 71584487), (299, 71105661), (341, 62347779), (351, 60571489), (403, 52755813), (429, 49558491), (621, 34236059), (713, 29818503), (759, 28011321), (837, 25400947), (897, 23701887), (1023, 20782593), (1209, 17585271), (1287, 16519497), (2139, 9939501), (2277, 9337107), (2691, 7900629), (3069, 6927531), (3289, 6464151), (3627, 5861757), (3861, 5506499), (4433, 4795983), (6417, 3313167), (6831, 3112369), (7723, 2752893), (7843, 2710773), (8073, 2633543), (9207, 2309177), (9269, 2293731), (9867, 2154717), (10881, 1953919), (13299, 1598661), (19251, 1104389), (23169, 917631), (23529, 903591), (27807, 764577), (29601, 718239), (39897, 532887), (69507, 305877), (70587, 301197), (83421, 254859), (84953, 250263), (88803, 239413), (100399, 211761), (101959, 208521), (119691, 177629)]