20998544037327

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{21405243667}}^1$

素因数の和:21405243782

約数の個数: 12

約数和(自身を含む): 30609498445240

約数和(自身を除く): 9610954407913

約数列:

[1, 3, 9, 109, 327, 981, 21405243667, 64215731001, 192647193003, 2333171559703, 6999514679109, 20998544037327]

約数ペア:

[(1, 20998544037327), (3, 6999514679109), (9, 2333171559703), (109, 192647193003), (327, 64215731001), (981, 21405243667)]