21702366

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4201}}^1$

素因数の和:4257

約数の個数: 48

約数和(自身を含む): 55063008

約数和(自身を除く): 33360642

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 41, 42, 63, 82, 123, 126, 246, 287, 369, 574, 738, 861, 1722, 2583, 4201, 5166, 8402, 12603, 25206, 29407, 37809, 58814, 75618, 88221, 172241, 176442, 264663, 344482, 516723, 529326, 1033446, 1205687, 1550169, 2411374, 3100338, 3617061, 7234122, 10851183, 21702366]

約数ペア:

[(1, 21702366), (2, 10851183), (3, 7234122), (6, 3617061), (7, 3100338), (9, 2411374), (14, 1550169), (18, 1205687), (21, 1033446), (41, 529326), (42, 516723), (63, 344482), (82, 264663), (123, 176442), (126, 172241), (246, 88221), (287, 75618), (369, 58814), (574, 37809), (738, 29407), (861, 25206), (1722, 12603), (2583, 8402), (4201, 5166)]