21950172

素因数分解:

$2^2\times 3^2\times {\mathrm{127}}^1\times {\mathrm{4801}}^1$

素因数の和:4938

約数の個数: 36

約数和(自身を含む): 55933696

約数和(自身を除く): 33983524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 127, 254, 381, 508, 762, 1143, 1524, 2286, 4572, 4801, 9602, 14403, 19204, 28806, 43209, 57612, 86418, 172836, 609727, 1219454, 1829181, 2438908, 3658362, 5487543, 7316724, 10975086, 21950172]

約数ペア:

[(1, 21950172), (2, 10975086), (3, 7316724), (4, 5487543), (6, 3658362), (9, 2438908), (12, 1829181), (18, 1219454), (36, 609727), (127, 172836), (254, 86418), (381, 57612), (508, 43209), (762, 28806), (1143, 19204), (1524, 14403), (2286, 9602), (4572, 4801)]