21796503

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{3301}}^1$

素因数の和:3406

約数の個数: 16

約数和(自身を含む): 30431232

約数和(自身を除く): 8634729

約数列:

[1, 3, 31, 71, 93, 213, 2201, 3301, 6603, 9903, 102331, 234371, 306993, 703113, 7265501, 21796503]

約数ペア:

[(1, 21796503), (3, 7265501), (31, 703113), (71, 306993), (93, 234371), (213, 102331), (2201, 9903), (3301, 6603)]