21887856

素因数分解:

$2^4\times 3^2\times {\mathrm{97}}^1\times {\mathrm{1567}}^1$

素因数の和:1678

約数の個数: 60

約数和(自身を含む): 61926592

約数和(自身を除く): 40038736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 97, 144, 194, 291, 388, 582, 776, 873, 1164, 1552, 1567, 1746, 2328, 3134, 3492, 4656, 4701, 6268, 6984, 9402, 12536, 13968, 14103, 18804, 25072, 28206, 37608, 56412, 75216, 112824, 151999, 225648, 303998, 455997, 607996, 911994, 1215992, 1367991, 1823988, 2431984, 2735982, 3647976, 5471964, 7295952, 10943928, 21887856]

約数ペア:

[(1, 21887856), (2, 10943928), (3, 7295952), (4, 5471964), (6, 3647976), (8, 2735982), (9, 2431984), (12, 1823988), (16, 1367991), (18, 1215992), (24, 911994), (36, 607996), (48, 455997), (72, 303998), (97, 225648), (144, 151999), (194, 112824), (291, 75216), (388, 56412), (582, 37608), (776, 28206), (873, 25072), (1164, 18804), (1552, 14103), (1567, 13968), (1746, 12536), (2328, 9402), (3134, 6984), (3492, 6268), (4656, 4701)]