21331164

素因数分解:

$2^2\times 3^1\times {\mathrm{89}}^1\times {\mathrm{19973}}^1$

素因数の和:20069

約数の個数: 24

約数和(自身を含む): 50334480

約数和(自身を除く): 29003316

約数列:

[1, 2, 3, 4, 6, 12, 89, 178, 267, 356, 534, 1068, 19973, 39946, 59919, 79892, 119838, 239676, 1777597, 3555194, 5332791, 7110388, 10665582, 21331164]

約数ペア:

[(1, 21331164), (2, 10665582), (3, 7110388), (4, 5332791), (6, 3555194), (12, 1777597), (89, 239676), (178, 119838), (267, 79892), (356, 59919), (534, 39946), (1068, 19973)]