21084630

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{100403}}^1$

素因数の和:100420

約数の個数: 32

約数和(自身を含む): 57832704

約数和(自身を除く): 36748074

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 100403, 200806, 301209, 502015, 602418, 702821, 1004030, 1405642, 1506045, 2108463, 3012090, 3514105, 4216926, 7028210, 10542315, 21084630]

約数ペア:

[(1, 21084630), (2, 10542315), (3, 7028210), (5, 4216926), (6, 3514105), (7, 3012090), (10, 2108463), (14, 1506045), (15, 1405642), (21, 1004030), (30, 702821), (35, 602418), (42, 502015), (70, 301209), (105, 200806), (210, 100403)]