21230041992

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{953}}^1\times {\mathrm{40357}}^1$

素因数の和:41342

約数の個数: 64

約数和(自身を含む): 55442206080

約数和(自身を除く): 34212164088

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 92, 138, 184, 276, 552, 953, 1906, 2859, 3812, 5718, 7624, 11436, 21919, 22872, 40357, 43838, 65757, 80714, 87676, 121071, 131514, 161428, 175352, 242142, 263028, 322856, 484284, 526056, 928211, 968568, 1856422, 2784633, 3712844, 5569266, 7425688, 11138532, 22277064, 38460221, 76920442, 115380663, 153840884, 230761326, 307681768, 461522652, 884585083, 923045304, 1769170166, 2653755249, 3538340332, 5307510498, 7076680664, 10615020996, 21230041992]

約数ペア:

[(1, 21230041992), (2, 10615020996), (3, 7076680664), (4, 5307510498), (6, 3538340332), (8, 2653755249), (12, 1769170166), (23, 923045304), (24, 884585083), (46, 461522652), (69, 307681768), (92, 230761326), (138, 153840884), (184, 115380663), (276, 76920442), (552, 38460221), (953, 22277064), (1906, 11138532), (2859, 7425688), (3812, 5569266), (5718, 3712844), (7624, 2784633), (11436, 1856422), (21919, 968568), (22872, 928211), (40357, 526056), (43838, 484284), (65757, 322856), (80714, 263028), (87676, 242142), (121071, 175352), (131514, 161428)]