21791364

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{259421}}^1$

素因数の和:259435

約数の個数: 24

約数和(自身を含む): 58110528

約数和(自身を除く): 36319164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 259421, 518842, 778263, 1037684, 1556526, 1815947, 3113052, 3631894, 5447841, 7263788, 10895682, 21791364]

約数ペア:

[(1, 21791364), (2, 10895682), (3, 7263788), (4, 5447841), (6, 3631894), (7, 3113052), (12, 1815947), (14, 1556526), (21, 1037684), (28, 778263), (42, 518842), (84, 259421)]