21595112

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{3187}}^1$

素因数の和:3222

約数の個数: 48

約数和(自身を含む): 50880480

約数和(自身を除く): 29285368

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 121, 154, 242, 308, 484, 616, 847, 968, 1694, 3187, 3388, 6374, 6776, 12748, 22309, 25496, 35057, 44618, 70114, 89236, 140228, 178472, 245399, 280456, 385627, 490798, 771254, 981596, 1542508, 1963192, 2699389, 3085016, 5398778, 10797556, 21595112]

約数ペア:

[(1, 21595112), (2, 10797556), (4, 5398778), (7, 3085016), (8, 2699389), (11, 1963192), (14, 1542508), (22, 981596), (28, 771254), (44, 490798), (56, 385627), (77, 280456), (88, 245399), (121, 178472), (154, 140228), (242, 89236), (308, 70114), (484, 44618), (616, 35057), (847, 25496), (968, 22309), (1694, 12748), (3187, 6776), (3388, 6374)]