21932320

素因数分解:

$2^5\times 5^1\times {\mathrm{137077}}^1$

素因数の和:137092

約数の個数: 24

約数和(自身を含む): 51815484

約数和(自身を除く): 29883164

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 137077, 274154, 548308, 685385, 1096616, 1370770, 2193232, 2741540, 4386464, 5483080, 10966160, 21932320]

約数ペア:

[(1, 21932320), (2, 10966160), (4, 5483080), (5, 4386464), (8, 2741540), (10, 2193232), (16, 1370770), (20, 1096616), (32, 685385), (40, 548308), (80, 274154), (160, 137077)]