21388026

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{367}}^1\times {\mathrm{883}}^1$

素因数の和:1266

約数の個数: 32

約数和(自身を含む): 46844928

約数和(自身を除く): 25456902

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 367, 734, 883, 1101, 1766, 2202, 2649, 4037, 5298, 8074, 9713, 12111, 19426, 24222, 29139, 58278, 324061, 648122, 972183, 1944366, 3564671, 7129342, 10694013, 21388026]

約数ペア:

[(1, 21388026), (2, 10694013), (3, 7129342), (6, 3564671), (11, 1944366), (22, 972183), (33, 648122), (66, 324061), (367, 58278), (734, 29139), (883, 24222), (1101, 19426), (1766, 12111), (2202, 9713), (2649, 8074), (4037, 5298)]