21710234

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17041}}^1$

素因数の和:17070

約数の個数: 24

約数和(自身を含む): 40798548

約数和(自身を除く): 19088314

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 1274, 17041, 34082, 119287, 221533, 238574, 443066, 835009, 1550731, 1670018, 3101462, 10855117, 21710234]

約数ペア:

[(1, 21710234), (2, 10855117), (7, 3101462), (13, 1670018), (14, 1550731), (26, 835009), (49, 443066), (91, 238574), (98, 221533), (182, 119287), (637, 34082), (1274, 17041)]