21090551244

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{853}}^1\times {\mathrm{294347}}^1$

素因数の和:295214

約数の個数: 48

約数和(自身を含む): 56307595008

約数和(自身を除く): 35217043764

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 853, 1706, 2559, 3412, 5118, 5971, 10236, 11942, 17913, 23884, 35826, 71652, 294347, 588694, 883041, 1177388, 1766082, 2060429, 3532164, 4120858, 6181287, 8241716, 12362574, 24725148, 251077991, 502155982, 753233973, 1004311964, 1506467946, 1757545937, 3012935892, 3515091874, 5272637811, 7030183748, 10545275622, 21090551244]

約数ペア:

[(1, 21090551244), (2, 10545275622), (3, 7030183748), (4, 5272637811), (6, 3515091874), (7, 3012935892), (12, 1757545937), (14, 1506467946), (21, 1004311964), (28, 753233973), (42, 502155982), (84, 251077991), (853, 24725148), (1706, 12362574), (2559, 8241716), (3412, 6181287), (5118, 4120858), (5971, 3532164), (10236, 2060429), (11942, 1766082), (17913, 1177388), (23884, 883041), (35826, 588694), (71652, 294347)]