21954715069

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{296473}}^1$

素因数の和:296700

約数の個数: 16

約数和(自身を含む): 25615353600

約数和(自身を除く): 3660638531

約数列:

[1, 7, 71, 149, 497, 1043, 10579, 74053, 296473, 2075311, 21049583, 44174477, 147347081, 309221339, 3136387867, 21954715069]

約数ペア:

[(1, 21954715069), (7, 3136387867), (71, 309221339), (149, 147347081), (497, 44174477), (1043, 21049583), (10579, 2075311), (74053, 296473)]