19914010921

素因数分解:

$7^1\times {\mathrm{1103}}^1\times {\mathrm{2579201}}^1$

素因数の和:2580311

約数の個数: 8

約数和(自身を含む): 22779512064

約数和(自身を除く): 2865501143

約数列:

[1, 7, 1103, 7721, 2579201, 18054407, 2844858703, 19914010921]

約数ペア:

[(1, 19914010921), (7, 2844858703), (1103, 18054407), (7721, 2579201)]