21787006

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{1297}}^1$

素因数の和:1563

約数の個数: 16

約数和(自身を含む): 33737616

約数和(自身を除く): 11950610

約数列:

[1, 2, 37, 74, 227, 454, 1297, 2594, 8399, 16798, 47989, 95978, 294419, 588838, 10893503, 21787006]

約数ペア:

[(1, 21787006), (2, 10893503), (37, 588838), (74, 294419), (227, 95978), (454, 47989), (1297, 16798), (2594, 8399)]