21404202393

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{8565107}}^1$

素因数の和:8565141

約数の個数: 24

約数和(自身を含む): 35151203232

約数和(自身を除く): 13747000839

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 357, 833, 2499, 8565107, 25695321, 59955749, 145606819, 179867247, 419690243, 436820457, 1019247733, 1259070729, 3057743199, 7134734131, 21404202393]

約数ペア:

[(1, 21404202393), (3, 7134734131), (7, 3057743199), (17, 1259070729), (21, 1019247733), (49, 436820457), (51, 419690243), (119, 179867247), (147, 145606819), (357, 59955749), (833, 25695321), (2499, 8565107)]