21912066

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{997}}^1$

素因数の和:1056

約数の個数: 64

約数和(自身を含む): 54610560

約数和(自身を除く): 32698494

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 37, 54, 66, 74, 99, 111, 198, 222, 297, 333, 407, 594, 666, 814, 997, 999, 1221, 1994, 1998, 2442, 2991, 3663, 5982, 7326, 8973, 10967, 10989, 17946, 21934, 21978, 26919, 32901, 36889, 53838, 65802, 73778, 98703, 110667, 197406, 221334, 296109, 332001, 405779, 592218, 664002, 811558, 996003, 1217337, 1992006, 2434674, 3652011, 7304022, 10956033, 21912066]

約数ペア:

[(1, 21912066), (2, 10956033), (3, 7304022), (6, 3652011), (9, 2434674), (11, 1992006), (18, 1217337), (22, 996003), (27, 811558), (33, 664002), (37, 592218), (54, 405779), (66, 332001), (74, 296109), (99, 221334), (111, 197406), (198, 110667), (222, 98703), (297, 73778), (333, 65802), (407, 53838), (594, 36889), (666, 32901), (814, 26919), (997, 21978), (999, 21934), (1221, 17946), (1994, 10989), (1998, 10967), (2442, 8973), (2991, 7326), (3663, 5982)]