21824868

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4513}}^1$

素因数の和:4564

約数の個数: 48

約数和(自身を含む): 56623616

約数和(自身を除く): 34798748

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 4513, 4836, 9026, 13539, 18052, 27078, 54156, 58669, 117338, 139903, 176007, 234676, 279806, 352014, 419709, 559612, 704028, 839418, 1678836, 1818739, 3637478, 5456217, 7274956, 10912434, 21824868]

約数ペア:

[(1, 21824868), (2, 10912434), (3, 7274956), (4, 5456217), (6, 3637478), (12, 1818739), (13, 1678836), (26, 839418), (31, 704028), (39, 559612), (52, 419709), (62, 352014), (78, 279806), (93, 234676), (124, 176007), (156, 139903), (186, 117338), (372, 58669), (403, 54156), (806, 27078), (1209, 18052), (1612, 13539), (2418, 9026), (4513, 4836)]