21477144

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3623}}^1$

素因数の和:3664

約数の個数: 64

約数和(自身を含む): 60883200

約数和(自身を除く): 39406056

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 228, 247, 312, 456, 494, 741, 988, 1482, 1976, 2964, 3623, 5928, 7246, 10869, 14492, 21738, 28984, 43476, 47099, 68837, 86952, 94198, 137674, 141297, 188396, 206511, 275348, 282594, 376792, 413022, 550696, 565188, 826044, 894881, 1130376, 1652088, 1789762, 2684643, 3579524, 5369286, 7159048, 10738572, 21477144]

約数ペア:

[(1, 21477144), (2, 10738572), (3, 7159048), (4, 5369286), (6, 3579524), (8, 2684643), (12, 1789762), (13, 1652088), (19, 1130376), (24, 894881), (26, 826044), (38, 565188), (39, 550696), (52, 413022), (57, 376792), (76, 282594), (78, 275348), (104, 206511), (114, 188396), (152, 141297), (156, 137674), (228, 94198), (247, 86952), (312, 68837), (456, 47099), (494, 43476), (741, 28984), (988, 21738), (1482, 14492), (1976, 10869), (2964, 7246), (3623, 5928)]