42668661

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{15277}}^1$

素因数の和:15313

約数の個数: 24

約数和(自身を含む): 69667680

約数和(自身を除く): 26999019

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 15277, 45831, 106939, 290263, 320817, 748573, 870789, 2031841, 2245719, 6095523, 14222887, 42668661]

約数ペア:

[(1, 42668661), (3, 14222887), (7, 6095523), (19, 2245719), (21, 2031841), (49, 870789), (57, 748573), (133, 320817), (147, 290263), (399, 106939), (931, 45831), (2793, 15277)]