21614638

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{1979}}^1$

素因数の和:2151

約数の個数: 16

約数和(自身を含む): 33454080

約数和(自身を除く): 11839442

約数列:

[1, 2, 43, 86, 127, 254, 1979, 3958, 5461, 10922, 85097, 170194, 251333, 502666, 10807319, 21614638]

約数ペア:

[(1, 21614638), (2, 10807319), (43, 502666), (86, 251333), (127, 170194), (254, 85097), (1979, 10922), (3958, 5461)]