21695254

素因数分解:

$2^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{3347}}^1$

素因数の和:3819

約数の個数: 16

約数和(自身を含む): 37283328

約数和(自身を除く): 15588074

約数列:

[1, 2, 7, 14, 463, 926, 3241, 3347, 6482, 6694, 23429, 46858, 1549661, 3099322, 10847627, 21695254]

約数ペア:

[(1, 21695254), (2, 10847627), (7, 3099322), (14, 1549661), (463, 46858), (926, 23429), (3241, 6694), (3347, 6482)]