21915362644

素因数分解:

$2^2\times 7^1\times {\mathrm{311}}^1\times {\mathrm{383}}^1\times {\mathrm{6571}}^1$

素因数の和:7276

約数の個数: 48

約数和(自身を含む): 44093177856

約数和(自身を除く): 22177815212

約数列:

[1, 2, 4, 7, 14, 28, 311, 383, 622, 766, 1244, 1532, 2177, 2681, 4354, 5362, 6571, 8708, 10724, 13142, 26284, 45997, 91994, 119113, 183988, 238226, 476452, 833791, 1667582, 2043581, 2516693, 3335164, 4087162, 5033386, 8174324, 10066772, 14305067, 17616851, 28610134, 35233702, 57220268, 70467404, 782691523, 1565383046, 3130766092, 5478840661, 10957681322, 21915362644]

約数ペア:

[(1, 21915362644), (2, 10957681322), (4, 5478840661), (7, 3130766092), (14, 1565383046), (28, 782691523), (311, 70467404), (383, 57220268), (622, 35233702), (766, 28610134), (1244, 17616851), (1532, 14305067), (2177, 10066772), (2681, 8174324), (4354, 5033386), (5362, 4087162), (6571, 3335164), (8708, 2516693), (10724, 2043581), (13142, 1667582), (26284, 833791), (45997, 476452), (91994, 238226), (119113, 183988)]