21725001

素因数分解:

$3^2\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1$

素因数の和:445

約数の個数: 24

約数和(自身を含む): 32148480

約数和(自身を除く): 10423479

約数列:

[1, 3, 9, 83, 127, 229, 249, 381, 687, 747, 1143, 2061, 10541, 19007, 29083, 31623, 57021, 87249, 94869, 171063, 261747, 2413889, 7241667, 21725001]

約数ペア:

[(1, 21725001), (3, 7241667), (9, 2413889), (83, 261747), (127, 171063), (229, 94869), (249, 87249), (381, 57021), (687, 31623), (747, 29083), (1143, 19007), (2061, 10541)]