21427532

素因数分解:

$2^2\times 7^1\times {\mathrm{751}}^1\times {\mathrm{1019}}^1$

素因数の和:1781

約数の個数: 24

約数和(自身を含む): 42954240

約数和(自身を除く): 21526708

約数列:

[1, 2, 4, 7, 14, 28, 751, 1019, 1502, 2038, 3004, 4076, 5257, 7133, 10514, 14266, 21028, 28532, 765269, 1530538, 3061076, 5356883, 10713766, 21427532]

約数ペア:

[(1, 21427532), (2, 10713766), (4, 5356883), (7, 3061076), (14, 1530538), (28, 765269), (751, 28532), (1019, 21028), (1502, 14266), (2038, 10514), (3004, 7133), (4076, 5257)]