21241131

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1\times {\mathrm{283}}^1$

素因数の和:610

約数の個数: 16

約数和(自身を含む): 28790784

約数和(自身を除く): 7549653

約数列:

[1, 3, 127, 197, 283, 381, 591, 849, 25019, 35941, 55751, 75057, 107823, 167253, 7080377, 21241131]

約数ペア:

[(1, 21241131), (3, 7080377), (127, 167253), (197, 107823), (283, 75057), (381, 55751), (591, 35941), (849, 25019)]