21643512

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:317

約数の個数: 96

約数和(自身を含む): 61765200

約数和(自身を除く): 40121688

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 29, 33, 44, 58, 66, 87, 88, 116, 121, 132, 174, 232, 242, 257, 264, 319, 348, 363, 484, 514, 638, 696, 726, 771, 957, 968, 1028, 1276, 1452, 1542, 1914, 2056, 2552, 2827, 2904, 3084, 3509, 3828, 5654, 6168, 7018, 7453, 7656, 8481, 10527, 11308, 14036, 14906, 16962, 21054, 22359, 22616, 28072, 29812, 31097, 33924, 42108, 44718, 59624, 62194, 67848, 81983, 84216, 89436, 93291, 124388, 163966, 178872, 186582, 245949, 248776, 327932, 373164, 491898, 655864, 746328, 901813, 983796, 1803626, 1967592, 2705439, 3607252, 5410878, 7214504, 10821756, 21643512]

約数ペア:

[(1, 21643512), (2, 10821756), (3, 7214504), (4, 5410878), (6, 3607252), (8, 2705439), (11, 1967592), (12, 1803626), (22, 983796), (24, 901813), (29, 746328), (33, 655864), (44, 491898), (58, 373164), (66, 327932), (87, 248776), (88, 245949), (116, 186582), (121, 178872), (132, 163966), (174, 124388), (232, 93291), (242, 89436), (257, 84216), (264, 81983), (319, 67848), (348, 62194), (363, 59624), (484, 44718), (514, 42108), (638, 33924), (696, 31097), (726, 29812), (771, 28072), (957, 22616), (968, 22359), (1028, 21054), (1276, 16962), (1452, 14906), (1542, 14036), (1914, 11308), (2056, 10527), (2552, 8481), (2827, 7656), (2904, 7453), (3084, 7018), (3509, 6168), (3828, 5654)]