21094729712

素因数分解:

$2^4\times 7^2\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{7681}}^1$

素因数の和:7847

約数の個数: 120

約数和(自身を含む): 49518294912

約数和(自身を除く): 28423565200

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 49, 56, 62, 98, 112, 113, 124, 196, 217, 226, 248, 392, 434, 452, 496, 784, 791, 868, 904, 1519, 1582, 1736, 1808, 3038, 3164, 3472, 3503, 5537, 6076, 6328, 7006, 7681, 11074, 12152, 12656, 14012, 15362, 22148, 24304, 24521, 28024, 30724, 44296, 49042, 53767, 56048, 61448, 88592, 98084, 107534, 122896, 171647, 196168, 215068, 238111, 343294, 376369, 392336, 430136, 476222, 686588, 752738, 860272, 867953, 952444, 1373176, 1505476, 1666777, 1735906, 1904888, 2746352, 3010952, 3333554, 3471812, 3809776, 6021904, 6075671, 6667108, 6943624, 11667439, 12151342, 13334216, 13887248, 23334878, 24302684, 26668432, 26906543, 42529697, 46669756, 48605368, 53813086, 85059394, 93339512, 97210736, 107626172, 170118788, 186679024, 188345801, 215252344, 340237576, 376691602, 430504688, 680475152, 753383204, 1318420607, 1506766408, 2636841214, 3013532816, 5273682428, 10547364856, 21094729712]

約数ペア:

[(1, 21094729712), (2, 10547364856), (4, 5273682428), (7, 3013532816), (8, 2636841214), (14, 1506766408), (16, 1318420607), (28, 753383204), (31, 680475152), (49, 430504688), (56, 376691602), (62, 340237576), (98, 215252344), (112, 188345801), (113, 186679024), (124, 170118788), (196, 107626172), (217, 97210736), (226, 93339512), (248, 85059394), (392, 53813086), (434, 48605368), (452, 46669756), (496, 42529697), (784, 26906543), (791, 26668432), (868, 24302684), (904, 23334878), (1519, 13887248), (1582, 13334216), (1736, 12151342), (1808, 11667439), (3038, 6943624), (3164, 6667108), (3472, 6075671), (3503, 6021904), (5537, 3809776), (6076, 3471812), (6328, 3333554), (7006, 3010952), (7681, 2746352), (11074, 1904888), (12152, 1735906), (12656, 1666777), (14012, 1505476), (15362, 1373176), (22148, 952444), (24304, 867953), (24521, 860272), (28024, 752738), (30724, 686588), (44296, 476222), (49042, 430136), (53767, 392336), (56048, 376369), (61448, 343294), (88592, 238111), (98084, 215068), (107534, 196168), (122896, 171647)]