2820021

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{227}}^1$

素因数の和:372

約数の個数: 16

約数和(自身を含む): 3907008

約数和(自身を除く): 1086987

約数列:

[1, 3, 41, 101, 123, 227, 303, 681, 4141, 9307, 12423, 22927, 27921, 68781, 940007, 2820021]

約数ペア:

[(1, 2820021), (3, 940007), (41, 68781), (101, 27921), (123, 22927), (227, 12423), (303, 9307), (681, 4141)]