21535554

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{97007}}^1$

素因数の和:97049

約数の個数: 16

約数和(自身を含む): 44235648

約数和(自身を除く): 22700094

約数列:

[1, 2, 3, 6, 37, 74, 111, 222, 97007, 194014, 291021, 582042, 3589259, 7178518, 10767777, 21535554]

約数ペア:

[(1, 21535554), (2, 10767777), (3, 7178518), (6, 3589259), (37, 582042), (74, 291021), (111, 194014), (222, 97007)]