2921000488

素因数分解:

$2^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{375257}}^1$

素因数の和:375409

約数の個数: 32

約数和(自身を含む): 6304334400

約数和(自身を除く): 3383333912

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 139, 278, 556, 973, 1112, 1946, 3892, 7784, 375257, 750514, 1501028, 2626799, 3002056, 5253598, 10507196, 21014392, 52160723, 104321446, 208642892, 365125061, 417285784, 730250122, 1460500244, 2921000488]

約数ペア:

[(1, 2921000488), (2, 1460500244), (4, 730250122), (7, 417285784), (8, 365125061), (14, 208642892), (28, 104321446), (56, 52160723), (139, 21014392), (278, 10507196), (556, 5253598), (973, 3002056), (1112, 2626799), (1946, 1501028), (3892, 750514), (7784, 375257)]