21707409

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{5693}}^1$

素因数の和:5768

約数の個数: 16

約数和(自身を含む): 30610944

約数和(自身を除く): 8903535

約数列:

[1, 3, 31, 41, 93, 123, 1271, 3813, 5693, 17079, 176483, 233413, 529449, 700239, 7235803, 21707409]

約数ペア:

[(1, 21707409), (3, 7235803), (31, 700239), (41, 529449), (93, 233413), (123, 176483), (1271, 17079), (3813, 5693)]