40421661

素因数分解:

$3^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{3371}}^1$

素因数の和:3952

約数の個数: 16

約数和(自身を含む): 61721088

約数和(自身を除く): 21299427

約数列:

[1, 3, 7, 21, 571, 1713, 3371, 3997, 10113, 11991, 23597, 70791, 1924841, 5774523, 13473887, 40421661]

約数ペア:

[(1, 40421661), (3, 13473887), (7, 5774523), (21, 1924841), (571, 70791), (1713, 23597), (3371, 11991), (3997, 10113)]