21105826565

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1\times {\mathrm{22037}}^1$

素因数の和:22277

約数の個数: 32

約数和(自身を含む): 27012593664

約数和(自身を除く): 5906767099

約数列:

[1, 5, 31, 37, 155, 167, 185, 835, 1147, 5177, 5735, 6179, 22037, 25885, 30895, 110185, 191549, 683147, 815369, 957745, 3415735, 3680179, 4076845, 18400895, 25276439, 114085549, 126382195, 136166623, 570427745, 680833115, 4221165313, 21105826565]

約数ペア:

[(1, 21105826565), (5, 4221165313), (31, 680833115), (37, 570427745), (155, 136166623), (167, 126382195), (185, 114085549), (835, 25276439), (1147, 18400895), (5177, 4076845), (5735, 3680179), (6179, 3415735), (22037, 957745), (25885, 815369), (30895, 683147), (110185, 191549)]