211845921

素因数分解:

$3^1\times 7^1\times {\mathrm{1601}}^1\times {\mathrm{6301}}^1$

素因数の和:7912

約数の個数: 16

約数和(自身を含む): 323065728

約数和(自身を除く): 111219807

約数列:

[1, 3, 7, 21, 1601, 4803, 6301, 11207, 18903, 33621, 44107, 132321, 10087901, 30263703, 70615307, 211845921]

約数ペア:

[(1, 211845921), (3, 70615307), (7, 30263703), (21, 10087901), (1601, 132321), (4803, 44107), (6301, 33621), (11207, 18903)]