21293412

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{253493}}^1$

素因数の和:253507

約数の個数: 24

約数和(自身を含む): 56782656

約数和(自身を除く): 35489244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 253493, 506986, 760479, 1013972, 1520958, 1774451, 3041916, 3548902, 5323353, 7097804, 10646706, 21293412]

約数ペア:

[(1, 21293412), (2, 10646706), (3, 7097804), (4, 5323353), (6, 3548902), (7, 3041916), (12, 1774451), (14, 1520958), (21, 1013972), (28, 760479), (42, 506986), (84, 253493)]