21444066

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{593}}^1$

素因数の和:656

約数の個数: 72

約数和(自身を含む): 55459404

約数和(自身を除く): 34015338

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 41, 42, 49, 63, 82, 98, 123, 126, 147, 246, 287, 294, 369, 441, 574, 593, 738, 861, 882, 1186, 1722, 1779, 2009, 2583, 3558, 4018, 4151, 5166, 5337, 6027, 8302, 10674, 12054, 12453, 18081, 24313, 24906, 29057, 36162, 37359, 48626, 58114, 72939, 74718, 87171, 145878, 170191, 174342, 218817, 261513, 340382, 437634, 510573, 523026, 1021146, 1191337, 1531719, 2382674, 3063438, 3574011, 7148022, 10722033, 21444066]

約数ペア:

[(1, 21444066), (2, 10722033), (3, 7148022), (6, 3574011), (7, 3063438), (9, 2382674), (14, 1531719), (18, 1191337), (21, 1021146), (41, 523026), (42, 510573), (49, 437634), (63, 340382), (82, 261513), (98, 218817), (123, 174342), (126, 170191), (147, 145878), (246, 87171), (287, 74718), (294, 72939), (369, 58114), (441, 48626), (574, 37359), (593, 36162), (738, 29057), (861, 24906), (882, 24313), (1186, 18081), (1722, 12453), (1779, 12054), (2009, 10674), (2583, 8302), (3558, 6027), (4018, 5337), (4151, 5166)]