21647934

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{15619}}^1$

素因数の和:15645

約数の個数: 48

約数和(自身を含む): 58481280

約数和(自身を除く): 36833346

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 126, 154, 198, 231, 462, 693, 1386, 15619, 31238, 46857, 93714, 109333, 140571, 171809, 218666, 281142, 327999, 343618, 515427, 655998, 983997, 1030854, 1202663, 1546281, 1967994, 2405326, 3092562, 3607989, 7215978, 10823967, 21647934]

約数ペア:

[(1, 21647934), (2, 10823967), (3, 7215978), (6, 3607989), (7, 3092562), (9, 2405326), (11, 1967994), (14, 1546281), (18, 1202663), (21, 1030854), (22, 983997), (33, 655998), (42, 515427), (63, 343618), (66, 327999), (77, 281142), (99, 218666), (126, 171809), (154, 140571), (198, 109333), (231, 93714), (462, 46857), (693, 31238), (1386, 15619)]