21888198

素因数分解:

$2^1\times 3^3\times {\mathrm{397}}^1\times {\mathrm{1021}}^1$

素因数の和:1429

約数の個数: 32

約数和(自身を含む): 48810720

約数和(自身を除く): 26922522

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 397, 794, 1021, 1191, 2042, 2382, 3063, 3573, 6126, 7146, 9189, 10719, 18378, 21438, 27567, 55134, 405337, 810674, 1216011, 2432022, 3648033, 7296066, 10944099, 21888198]

約数ペア:

[(1, 21888198), (2, 10944099), (3, 7296066), (6, 3648033), (9, 2432022), (18, 1216011), (27, 810674), (54, 405337), (397, 55134), (794, 27567), (1021, 21438), (1191, 18378), (2042, 10719), (2382, 9189), (3063, 7146), (3573, 6126)]