21040782

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2543}}^1$

素因数の和:2752

約数の個数: 32

約数和(自身を含む): 48356352

約数和(自身を除く): 27315570

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 197, 394, 591, 1182, 1379, 2543, 2758, 4137, 5086, 7629, 8274, 15258, 17801, 35602, 53403, 106806, 500971, 1001942, 1502913, 3005826, 3506797, 7013594, 10520391, 21040782]

約数ペア:

[(1, 21040782), (2, 10520391), (3, 7013594), (6, 3506797), (7, 3005826), (14, 1502913), (21, 1001942), (42, 500971), (197, 106806), (394, 53403), (591, 35602), (1182, 17801), (1379, 15258), (2543, 8274), (2758, 7629), (4137, 5086)]