21245826

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{2621}}^1$

素因数の和:2826

約数の個数: 32

約数和(自身を含む): 48832128

約数和(自身を除く): 27586302

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 193, 386, 579, 1158, 1351, 2621, 2702, 4053, 5242, 7863, 8106, 15726, 18347, 36694, 55041, 110082, 505853, 1011706, 1517559, 3035118, 3540971, 7081942, 10622913, 21245826]

約数ペア:

[(1, 21245826), (2, 10622913), (3, 7081942), (6, 3540971), (7, 3035118), (14, 1517559), (21, 1011706), (42, 505853), (193, 110082), (386, 55041), (579, 36694), (1158, 18347), (1351, 15726), (2621, 8106), (2702, 7863), (4053, 5242)]