21544002004

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{7470181}}^1$

素因数の和:7470295

約数の個数: 24

約数和(自身を含む): 43506339968

約数和(自身を除く): 21962337964

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 7470181, 14940362, 29880724, 52291267, 104582534, 209165068, 769428643, 1538857286, 3077714572, 5386000501, 10772001002, 21544002004]

約数ペア:

[(1, 21544002004), (2, 10772001002), (4, 5386000501), (7, 3077714572), (14, 1538857286), (28, 769428643), (103, 209165068), (206, 104582534), (412, 52291267), (721, 29880724), (1442, 14940362), (2884, 7470181)]