21948542

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{397}}^1$

素因数の和:776

約数の個数: 32

約数和(自身を含む): 41264640

約数和(自身を除く): 19316098

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 359, 397, 718, 794, 2513, 2779, 3949, 4367, 5026, 5558, 7898, 8734, 27643, 30569, 55286, 61138, 142523, 285046, 997661, 1567753, 1995322, 3135506, 10974271, 21948542]

約数ペア:

[(1, 21948542), (2, 10974271), (7, 3135506), (11, 1995322), (14, 1567753), (22, 997661), (77, 285046), (154, 142523), (359, 61138), (397, 55286), (718, 30569), (794, 27643), (2513, 8734), (2779, 7898), (3949, 5558), (4367, 5026)]