21750131

素因数分解:

${\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:183

約数の個数: 24

約数和(自身を含む): 25025616

約数和(自身を除く): 3275485

約数列:

[1, 13, 41, 43, 73, 169, 533, 559, 949, 1763, 2993, 3139, 6929, 7267, 12337, 22919, 38909, 40807, 128699, 297947, 505817, 530491, 1673087, 21750131]

約数ペア:

[(1, 21750131), (13, 1673087), (41, 530491), (43, 505817), (73, 297947), (169, 128699), (533, 40807), (559, 38909), (949, 22919), (1763, 12337), (2993, 7267), (3139, 6929)]