21342266

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:374

約数の個数: 32

約数和(自身を含む): 36312192

約数和(自身を除く): 14969926

約数列:

[1, 2, 11, 22, 37, 74, 157, 167, 314, 334, 407, 814, 1727, 1837, 3454, 3674, 5809, 6179, 11618, 12358, 26219, 52438, 63899, 67969, 127798, 135938, 288409, 576818, 970103, 1940206, 10671133, 21342266]

約数ペア:

[(1, 21342266), (2, 10671133), (11, 1940206), (22, 970103), (37, 576818), (74, 288409), (157, 135938), (167, 127798), (314, 67969), (334, 63899), (407, 52438), (814, 26219), (1727, 12358), (1837, 11618), (3454, 6179), (3674, 5809)]