21461638

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:312

約数の個数: 32

約数和(自身を含む): 36197280

約数和(自身を除く): 14735642

約数列:

[1, 2, 11, 22, 89, 97, 113, 178, 194, 226, 979, 1067, 1243, 1958, 2134, 2486, 8633, 10057, 10961, 17266, 20114, 21922, 94963, 110627, 120571, 189926, 221254, 241142, 975529, 1951058, 10730819, 21461638]

約数ペア:

[(1, 21461638), (2, 10730819), (11, 1951058), (22, 975529), (89, 241142), (97, 221254), (113, 189926), (178, 120571), (194, 110627), (226, 94963), (979, 21922), (1067, 20114), (1243, 17266), (1958, 10961), (2134, 10057), (2486, 8633)]