21671382

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2963}}^1$

素因数の和:3044

約数の個数: 32

約数和(自身を含む): 46096128

約数和(自身を除く): 24424746

約数列:

[1, 2, 3, 6, 23, 46, 53, 69, 106, 138, 159, 318, 1219, 2438, 2963, 3657, 5926, 7314, 8889, 17778, 68149, 136298, 157039, 204447, 314078, 408894, 471117, 942234, 3611897, 7223794, 10835691, 21671382]

約数ペア:

[(1, 21671382), (2, 10835691), (3, 7223794), (6, 3611897), (23, 942234), (46, 471117), (53, 408894), (69, 314078), (106, 204447), (138, 157039), (159, 136298), (318, 68149), (1219, 17778), (2438, 8889), (2963, 7314), (3657, 5926)]