21299601

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{5209}}^1$

素因数の和:5288

約数の個数: 16

約数和(自身を含む): 30009600

約数和(自身を除く): 8709999

約数列:

[1, 3, 29, 47, 87, 141, 1363, 4089, 5209, 15627, 151061, 244823, 453183, 734469, 7099867, 21299601]

約数ペア:

[(1, 21299601), (3, 7099867), (29, 734469), (47, 453183), (87, 244823), (141, 151061), (1363, 15627), (4089, 5209)]