2172412

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{509}}^1$

素因数の和:621

約数の個数: 24

約数和(自身を含む): 4198320

約数和(自身を除く): 2025908

約数列:

[1, 2, 4, 11, 22, 44, 97, 194, 388, 509, 1018, 1067, 2036, 2134, 4268, 5599, 11198, 22396, 49373, 98746, 197492, 543103, 1086206, 2172412]

約数ペア:

[(1, 2172412), (2, 1086206), (4, 543103), (11, 197492), (22, 98746), (44, 49373), (97, 22396), (194, 11198), (388, 5599), (509, 4268), (1018, 2134), (1067, 2036)]