21686286

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{941}}^1$

素因数の和:1136

約数の個数: 32

約数和(自身を含む): 45577728

約数和(自身を除く): 23891442

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 167, 334, 501, 941, 1002, 1882, 2823, 3841, 5646, 7682, 11523, 21643, 23046, 43286, 64929, 129858, 157147, 314294, 471441, 942882, 3614381, 7228762, 10843143, 21686286]

約数ペア:

[(1, 21686286), (2, 10843143), (3, 7228762), (6, 3614381), (23, 942882), (46, 471441), (69, 314294), (138, 157147), (167, 129858), (334, 64929), (501, 43286), (941, 23046), (1002, 21643), (1882, 11523), (2823, 7682), (3841, 5646)]