21463986

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{499}}^1$

素因数の和:678

約数の個数: 32

約数和(自身を含む): 44064000

約数和(自身を除く): 22600014

約数列:

[1, 2, 3, 6, 67, 107, 134, 201, 214, 321, 402, 499, 642, 998, 1497, 2994, 7169, 14338, 21507, 33433, 43014, 53393, 66866, 100299, 106786, 160179, 200598, 320358, 3577331, 7154662, 10731993, 21463986]

約数ペア:

[(1, 21463986), (2, 10731993), (3, 7154662), (6, 3577331), (67, 320358), (107, 200598), (134, 160179), (201, 106786), (214, 100299), (321, 66866), (402, 53393), (499, 43014), (642, 33433), (998, 21507), (1497, 14338), (2994, 7169)]