21121272

素因数分解:

$2^3\times 3^2\times {\mathrm{293351}}^1$

素因数の和:293363

約数の個数: 24

約数和(自身を含む): 57203640

約数和(自身を除く): 36082368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 293351, 586702, 880053, 1173404, 1760106, 2346808, 2640159, 3520212, 5280318, 7040424, 10560636, 21121272]

約数ペア:

[(1, 21121272), (2, 10560636), (3, 7040424), (4, 5280318), (6, 3520212), (8, 2640159), (9, 2346808), (12, 1760106), (18, 1173404), (24, 880053), (36, 586702), (72, 293351)]