21568896

素因数分解:

$2^7\times 3^3\times {\mathrm{79}}^2$

素因数の和:181

約数の個数: 96

約数和(自身を含む): 64474200

約数和(自身を除く): 42905304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 79, 96, 108, 128, 144, 158, 192, 216, 237, 288, 316, 384, 432, 474, 576, 632, 711, 864, 948, 1152, 1264, 1422, 1728, 1896, 2133, 2528, 2844, 3456, 3792, 4266, 5056, 5688, 6241, 7584, 8532, 10112, 11376, 12482, 15168, 17064, 18723, 22752, 24964, 30336, 34128, 37446, 45504, 49928, 56169, 68256, 74892, 91008, 99856, 112338, 136512, 149784, 168507, 199712, 224676, 273024, 299568, 337014, 399424, 449352, 599136, 674028, 798848, 898704, 1198272, 1348056, 1797408, 2396544, 2696112, 3594816, 5392224, 7189632, 10784448, 21568896]

約数ペア:

[(1, 21568896), (2, 10784448), (3, 7189632), (4, 5392224), (6, 3594816), (8, 2696112), (9, 2396544), (12, 1797408), (16, 1348056), (18, 1198272), (24, 898704), (27, 798848), (32, 674028), (36, 599136), (48, 449352), (54, 399424), (64, 337014), (72, 299568), (79, 273024), (96, 224676), (108, 199712), (128, 168507), (144, 149784), (158, 136512), (192, 112338), (216, 99856), (237, 91008), (288, 74892), (316, 68256), (384, 56169), (432, 49928), (474, 45504), (576, 37446), (632, 34128), (711, 30336), (864, 24964), (948, 22752), (1152, 18723), (1264, 17064), (1422, 15168), (1728, 12482), (1896, 11376), (2133, 10112), (2528, 8532), (2844, 7584), (3456, 6241), (3792, 5688), (4266, 5056)]