21851551148

素因数分解:

$2^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{599}}^1\times {\mathrm{7993}}^1$

素因数の和:8766

約数の個数: 48

約数和(自身を含む): 44050137600

約数和(自身を除く): 22198586452

約数列:

[1, 2, 4, 7, 14, 28, 163, 326, 599, 652, 1141, 1198, 2282, 2396, 4193, 4564, 7993, 8386, 15986, 16772, 31972, 55951, 97637, 111902, 195274, 223804, 390548, 683459, 1302859, 1366918, 2605718, 2733836, 4787807, 5211436, 9120013, 9575614, 18240026, 19151228, 33514649, 36480052, 67029298, 134058596, 780412541, 1560825082, 3121650164, 5462887787, 10925775574, 21851551148]

約数ペア:

[(1, 21851551148), (2, 10925775574), (4, 5462887787), (7, 3121650164), (14, 1560825082), (28, 780412541), (163, 134058596), (326, 67029298), (599, 36480052), (652, 33514649), (1141, 19151228), (1198, 18240026), (2282, 9575614), (2396, 9120013), (4193, 5211436), (4564, 4787807), (7993, 2733836), (8386, 2605718), (15986, 1366918), (16772, 1302859), (31972, 683459), (55951, 390548), (97637, 223804), (111902, 195274)]