21827448

素因数分解:

$2^3\times 3^3\times {\mathrm{139}}^1\times {\mathrm{727}}^1$

素因数の和:881

約数の個数: 64

約数和(自身を含む): 61152000

約数和(自身を除く): 39324552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 139, 216, 278, 417, 556, 727, 834, 1112, 1251, 1454, 1668, 2181, 2502, 2908, 3336, 3753, 4362, 5004, 5816, 6543, 7506, 8724, 10008, 13086, 15012, 17448, 19629, 26172, 30024, 39258, 52344, 78516, 101053, 157032, 202106, 303159, 404212, 606318, 808424, 909477, 1212636, 1818954, 2425272, 2728431, 3637908, 5456862, 7275816, 10913724, 21827448]

約数ペア:

[(1, 21827448), (2, 10913724), (3, 7275816), (4, 5456862), (6, 3637908), (8, 2728431), (9, 2425272), (12, 1818954), (18, 1212636), (24, 909477), (27, 808424), (36, 606318), (54, 404212), (72, 303159), (108, 202106), (139, 157032), (216, 101053), (278, 78516), (417, 52344), (556, 39258), (727, 30024), (834, 26172), (1112, 19629), (1251, 17448), (1454, 15012), (1668, 13086), (2181, 10008), (2502, 8724), (2908, 7506), (3336, 6543), (3753, 5816), (4362, 5004)]