20210490847

素因数分解:

${\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1\times {\mathrm{7457}}^1$

素因数の和:7938

約数の個数: 16

約数和(自身を含む): 20715818112

約数和(自身を除く): 505327265

約数列:

[1, 73, 137, 271, 7457, 10001, 19783, 37127, 544361, 1021609, 2020847, 2710271, 74577457, 147521831, 276856039, 20210490847]

約数ペア:

[(1, 20210490847), (73, 276856039), (137, 147521831), (271, 74577457), (7457, 2710271), (10001, 2020847), (19783, 1021609), (37127, 544361)]