21428050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{61223}}^1$

素因数の和:61242

約数の個数: 24

約数和(自身を含む): 45550656

約数和(自身を除く): 24122606

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 61223, 122446, 306115, 428561, 612230, 857122, 1530575, 2142805, 3061150, 4285610, 10714025, 21428050]

約数ペア:

[(1, 21428050), (2, 10714025), (5, 4285610), (7, 3061150), (10, 2142805), (14, 1530575), (25, 857122), (35, 612230), (50, 428561), (70, 306115), (175, 122446), (350, 61223)]