21839202

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2251}}^1$

素因数の和:2284

約数の個数: 72

約数和(自身を含む): 60074352

約数和(自身を除く): 38235150

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 49, 63, 66, 77, 98, 99, 126, 147, 154, 198, 231, 294, 441, 462, 539, 693, 882, 1078, 1386, 1617, 2251, 3234, 4502, 4851, 6753, 9702, 13506, 15757, 20259, 24761, 31514, 40518, 47271, 49522, 74283, 94542, 110299, 141813, 148566, 173327, 220598, 222849, 283626, 330897, 346654, 445698, 519981, 661794, 992691, 1039962, 1213289, 1559943, 1985382, 2426578, 3119886, 3639867, 7279734, 10919601, 21839202]

約数ペア:

[(1, 21839202), (2, 10919601), (3, 7279734), (6, 3639867), (7, 3119886), (9, 2426578), (11, 1985382), (14, 1559943), (18, 1213289), (21, 1039962), (22, 992691), (33, 661794), (42, 519981), (49, 445698), (63, 346654), (66, 330897), (77, 283626), (98, 222849), (99, 220598), (126, 173327), (147, 148566), (154, 141813), (198, 110299), (231, 94542), (294, 74283), (441, 49522), (462, 47271), (539, 40518), (693, 31514), (882, 24761), (1078, 20259), (1386, 15757), (1617, 13506), (2251, 9702), (3234, 6753), (4502, 4851)]