21777822

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^3\times {\mathrm{101}}^1$

素因数の和:148

約数の個数: 80

約数和(自身を含む): 54206064

約数和(自身を除く): 32428242

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 101, 121, 162, 198, 202, 242, 297, 303, 363, 594, 606, 726, 891, 909, 1089, 1111, 1331, 1782, 1818, 2178, 2222, 2662, 2727, 3267, 3333, 3993, 5454, 6534, 6666, 7986, 8181, 9801, 9999, 11979, 12221, 16362, 19602, 19998, 23958, 24442, 29997, 35937, 36663, 59994, 71874, 73326, 89991, 107811, 109989, 134431, 179982, 215622, 219978, 268862, 329967, 403293, 659934, 806586, 989901, 1209879, 1979802, 2419758, 3629637, 7259274, 10888911, 21777822]

約数ペア:

[(1, 21777822), (2, 10888911), (3, 7259274), (6, 3629637), (9, 2419758), (11, 1979802), (18, 1209879), (22, 989901), (27, 806586), (33, 659934), (54, 403293), (66, 329967), (81, 268862), (99, 219978), (101, 215622), (121, 179982), (162, 134431), (198, 109989), (202, 107811), (242, 89991), (297, 73326), (303, 71874), (363, 59994), (594, 36663), (606, 35937), (726, 29997), (891, 24442), (909, 23958), (1089, 19998), (1111, 19602), (1331, 16362), (1782, 12221), (1818, 11979), (2178, 9999), (2222, 9801), (2662, 8181), (2727, 7986), (3267, 6666), (3333, 6534), (3993, 5454)]