21875408

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{6131}}^1$

素因数の和:6362

約数の個数: 20

約数和(自身を含む): 42580608

約数和(自身を除く): 20705200

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 6131, 12262, 24524, 49048, 98096, 1367213, 2734426, 5468852, 10937704, 21875408]

約数ペア:

[(1, 21875408), (2, 10937704), (4, 5468852), (8, 2734426), (16, 1367213), (223, 98096), (446, 49048), (892, 24524), (1784, 12262), (3568, 6131)]