21468006

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2543}}^1$

素因数の和:2625

約数の個数: 48

約数和(自身を含む): 53973504

約数和(自身を除く): 32505498

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 67, 126, 134, 201, 402, 469, 603, 938, 1206, 1407, 2543, 2814, 4221, 5086, 7629, 8442, 15258, 17801, 22887, 35602, 45774, 53403, 106806, 160209, 170381, 320418, 340762, 511143, 1022286, 1192667, 1533429, 2385334, 3066858, 3578001, 7156002, 10734003, 21468006]

約数ペア:

[(1, 21468006), (2, 10734003), (3, 7156002), (6, 3578001), (7, 3066858), (9, 2385334), (14, 1533429), (18, 1192667), (21, 1022286), (42, 511143), (63, 340762), (67, 320418), (126, 170381), (134, 160209), (201, 106806), (402, 53403), (469, 45774), (603, 35602), (938, 22887), (1206, 17801), (1407, 15258), (2543, 8442), (2814, 7629), (4221, 5086)]