21925090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{5387}}^1$

素因数の和:5442

約数の個数: 32

約数和(自身を含む): 44224704

約数和(自身を除く): 22299614

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 5387, 10774, 26935, 53870, 59257, 118514, 199319, 296285, 398638, 592570, 996595, 1993190, 2192509, 4385018, 10962545, 21925090]

約数ペア:

[(1, 21925090), (2, 10962545), (5, 4385018), (10, 2192509), (11, 1993190), (22, 996595), (37, 592570), (55, 398638), (74, 296285), (110, 199319), (185, 118514), (370, 59257), (407, 53870), (814, 26935), (2035, 10774), (4070, 5387)]