21620637506

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1579}}^1\times {\mathrm{5113}}^1$

素因数の和:6810

約数の個数: 32

約数和(自身を含む): 35293964160

約数和(自身を除く): 13673326654

約数列:

[1, 2, 13, 26, 103, 206, 1339, 1579, 2678, 3158, 5113, 10226, 20527, 41054, 66469, 132938, 162637, 325274, 526639, 1053278, 2114281, 4228562, 6846307, 8073427, 13692614, 16146854, 104954551, 209909102, 831562981, 1663125962, 10810318753, 21620637506]

約数ペア:

[(1, 21620637506), (2, 10810318753), (13, 1663125962), (26, 831562981), (103, 209909102), (206, 104954551), (1339, 16146854), (1579, 13692614), (2678, 8073427), (3158, 6846307), (5113, 4228562), (10226, 2114281), (20527, 1053278), (41054, 526639), (66469, 325274), (132938, 162637)]