21230832

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{353}}^1$

素因数の和:550

約数の個数: 80

約数和(自身を含む): 63210240

約数和(自身を除く): 41979408

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 179, 336, 353, 358, 537, 706, 716, 1059, 1074, 1253, 1412, 1432, 2118, 2148, 2471, 2506, 2824, 2864, 3759, 4236, 4296, 4942, 5012, 5648, 7413, 7518, 8472, 8592, 9884, 10024, 14826, 15036, 16944, 19768, 20048, 29652, 30072, 39536, 59304, 60144, 63187, 118608, 126374, 189561, 252748, 379122, 442309, 505496, 758244, 884618, 1010992, 1326927, 1516488, 1769236, 2653854, 3032976, 3538472, 5307708, 7076944, 10615416, 21230832]

約数ペア:

[(1, 21230832), (2, 10615416), (3, 7076944), (4, 5307708), (6, 3538472), (7, 3032976), (8, 2653854), (12, 1769236), (14, 1516488), (16, 1326927), (21, 1010992), (24, 884618), (28, 758244), (42, 505496), (48, 442309), (56, 379122), (84, 252748), (112, 189561), (168, 126374), (179, 118608), (336, 63187), (353, 60144), (358, 59304), (537, 39536), (706, 30072), (716, 29652), (1059, 20048), (1074, 19768), (1253, 16944), (1412, 15036), (1432, 14826), (2118, 10024), (2148, 9884), (2471, 8592), (2506, 8472), (2824, 7518), (2864, 7413), (3759, 5648), (4236, 5012), (4296, 4942)]