21027762

素因数分解:

$2^1\times 3^5\times 7^2\times {\mathrm{883}}^1$

素因数の和:914

約数の個数: 72

約数和(自身を含む): 55023696

約数和(自身を除く): 33995934

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 81, 98, 126, 147, 162, 189, 243, 294, 378, 441, 486, 567, 882, 883, 1134, 1323, 1701, 1766, 2646, 2649, 3402, 3969, 5298, 6181, 7938, 7947, 11907, 12362, 15894, 18543, 23814, 23841, 37086, 43267, 47682, 55629, 71523, 86534, 111258, 129801, 143046, 166887, 214569, 259602, 333774, 389403, 429138, 500661, 778806, 1001322, 1168209, 1501983, 2336418, 3003966, 3504627, 7009254, 10513881, 21027762]

約数ペア:

[(1, 21027762), (2, 10513881), (3, 7009254), (6, 3504627), (7, 3003966), (9, 2336418), (14, 1501983), (18, 1168209), (21, 1001322), (27, 778806), (42, 500661), (49, 429138), (54, 389403), (63, 333774), (81, 259602), (98, 214569), (126, 166887), (147, 143046), (162, 129801), (189, 111258), (243, 86534), (294, 71523), (378, 55629), (441, 47682), (486, 43267), (567, 37086), (882, 23841), (883, 23814), (1134, 18543), (1323, 15894), (1701, 12362), (1766, 11907), (2646, 7947), (2649, 7938), (3402, 6181), (3969, 5298)]