21845170976

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1\times {\mathrm{1123}}^1$

素因数の和:1454

約数の個数: 96

約数和(自身を含む): 44916334848

約数和(自身を除く): 23071163872

約数列:

[1, 2, 4, 8, 16, 32, 43, 67, 86, 134, 172, 211, 268, 344, 422, 536, 688, 844, 1072, 1123, 1376, 1688, 2144, 2246, 2881, 3376, 4492, 5762, 6752, 8984, 9073, 11524, 14137, 17968, 18146, 23048, 28274, 35936, 36292, 46096, 48289, 56548, 72584, 75241, 92192, 96578, 113096, 145168, 150482, 193156, 226192, 236953, 290336, 300964, 386312, 452384, 473906, 601928, 607891, 772624, 947812, 1203856, 1215782, 1545248, 1895624, 2407712, 2431564, 3235363, 3791248, 4863128, 6470726, 7582496, 9726256, 10188979, 12941452, 15875851, 19452512, 20377958, 25882904, 31751702, 40755916, 51765808, 63503404, 81511832, 103531616, 127006808, 163023664, 254013616, 326047328, 508027232, 682661593, 1365323186, 2730646372, 5461292744, 10922585488, 21845170976]

約数ペア:

[(1, 21845170976), (2, 10922585488), (4, 5461292744), (8, 2730646372), (16, 1365323186), (32, 682661593), (43, 508027232), (67, 326047328), (86, 254013616), (134, 163023664), (172, 127006808), (211, 103531616), (268, 81511832), (344, 63503404), (422, 51765808), (536, 40755916), (688, 31751702), (844, 25882904), (1072, 20377958), (1123, 19452512), (1376, 15875851), (1688, 12941452), (2144, 10188979), (2246, 9726256), (2881, 7582496), (3376, 6470726), (4492, 4863128), (5762, 3791248), (6752, 3235363), (8984, 2431564), (9073, 2407712), (11524, 1895624), (14137, 1545248), (17968, 1215782), (18146, 1203856), (23048, 947812), (28274, 772624), (35936, 607891), (36292, 601928), (46096, 473906), (48289, 452384), (56548, 386312), (72584, 300964), (75241, 290336), (92192, 236953), (96578, 226192), (113096, 193156), (145168, 150482)]