21332320

素因数分解:

$2^5\times 5^1\times {\mathrm{133327}}^1$

素因数の和:133342

約数の個数: 24

約数和(自身を含む): 50397984

約数和(自身を除く): 29065664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 133327, 266654, 533308, 666635, 1066616, 1333270, 2133232, 2666540, 4266464, 5333080, 10666160, 21332320]

約数ペア:

[(1, 21332320), (2, 10666160), (4, 5333080), (5, 4266464), (8, 2666540), (10, 2133232), (16, 1333270), (20, 1066616), (32, 666635), (40, 533308), (80, 266654), (160, 133327)]