21234496

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{673}}^1$

素因数の和:731

約数の個数: 56

約数和(自身を含む): 46222920

約数和(自身を除く): 24988424

約数列:

[1, 2, 4, 8, 16, 17, 29, 32, 34, 58, 64, 68, 116, 136, 232, 272, 464, 493, 544, 673, 928, 986, 1088, 1346, 1856, 1972, 2692, 3944, 5384, 7888, 10768, 11441, 15776, 19517, 21536, 22882, 31552, 39034, 43072, 45764, 78068, 91528, 156136, 183056, 312272, 331789, 366112, 624544, 663578, 732224, 1249088, 1327156, 2654312, 5308624, 10617248, 21234496]

約数ペア:

[(1, 21234496), (2, 10617248), (4, 5308624), (8, 2654312), (16, 1327156), (17, 1249088), (29, 732224), (32, 663578), (34, 624544), (58, 366112), (64, 331789), (68, 312272), (116, 183056), (136, 156136), (232, 91528), (272, 78068), (464, 45764), (493, 43072), (544, 39034), (673, 31552), (928, 22882), (986, 21536), (1088, 19517), (1346, 15776), (1856, 11441), (1972, 10768), (2692, 7888), (3944, 5384)]