21344596

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{8377}}^1$

素因数の和:8408

約数の個数: 36

約数和(自身を含む): 46799508

約数和(自身を除く): 25454912

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 8377, 16754, 33508, 58639, 108901, 117278, 217802, 234556, 410473, 435604, 762307, 820946, 1524614, 1641892, 3049228, 5336149, 10672298, 21344596]

約数ペア:

[(1, 21344596), (2, 10672298), (4, 5336149), (7, 3049228), (13, 1641892), (14, 1524614), (26, 820946), (28, 762307), (49, 435604), (52, 410473), (91, 234556), (98, 217802), (182, 117278), (196, 108901), (364, 58639), (637, 33508), (1274, 16754), (2548, 8377)]