21798054

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{63737}}^1$

素因数の和:63764

約数の個数: 24

約数和(自身を含む): 49715640

約数和(自身を除く): 27917586

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 63737, 127474, 191211, 382422, 573633, 1147266, 1211003, 2422006, 3633009, 7266018, 10899027, 21798054]

約数ペア:

[(1, 21798054), (2, 10899027), (3, 7266018), (6, 3633009), (9, 2422006), (18, 1211003), (19, 1147266), (38, 573633), (57, 382422), (114, 191211), (171, 127474), (342, 63737)]