21966702905

素因数分解:

$5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{643}}^1\times {\mathrm{7451}}^1$

素因数の和:8237

約数の個数: 32

約数和(自身を含む): 30407021568

約数和(自身を除く): 8440318663

約数列:

[1, 5, 7, 35, 131, 643, 655, 917, 3215, 4501, 4585, 7451, 22505, 37255, 52157, 84233, 260785, 421165, 589631, 976081, 2948155, 4790993, 4880405, 6832567, 23954965, 33536951, 34162835, 167684755, 627620083, 3138100415, 4393340581, 21966702905]

約数ペア:

[(1, 21966702905), (5, 4393340581), (7, 3138100415), (35, 627620083), (131, 167684755), (643, 34162835), (655, 33536951), (917, 23954965), (3215, 6832567), (4501, 4880405), (4585, 4790993), (7451, 2948155), (22505, 976081), (37255, 589631), (52157, 421165), (84233, 260785)]