21364089

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{677}}^1$

素因数の和:904

約数の個数: 16

約数和(自身を含む): 29137728

約数和(自身を除く): 7773639

約数列:

[1, 3, 67, 157, 201, 471, 677, 2031, 10519, 31557, 45359, 106289, 136077, 318867, 7121363, 21364089]

約数ペア:

[(1, 21364089), (3, 7121363), (67, 318867), (157, 136077), (201, 106289), (471, 45359), (677, 31557), (2031, 10519)]