21791868

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{37061}}^1$

素因数の和:37082

約数の個数: 36

約数和(自身を含む): 59150952

約数和(自身を除く): 37359084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 37061, 74122, 111183, 148244, 222366, 259427, 444732, 518854, 778281, 1037708, 1556562, 1815989, 3113124, 3631978, 5447967, 7263956, 10895934, 21791868]

約数ペア:

[(1, 21791868), (2, 10895934), (3, 7263956), (4, 5447967), (6, 3631978), (7, 3113124), (12, 1815989), (14, 1556562), (21, 1037708), (28, 778281), (42, 518854), (49, 444732), (84, 259427), (98, 222366), (147, 148244), (196, 111183), (294, 74122), (588, 37061)]