21919296

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{347}}^1$

素因数の和:416

約数の個数: 112

約数和(自身を含む): 67885056

約数和(自身を除く): 45965760

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 47, 48, 56, 64, 84, 94, 96, 112, 141, 168, 188, 192, 224, 282, 329, 336, 347, 376, 448, 564, 658, 672, 694, 752, 987, 1041, 1128, 1316, 1344, 1388, 1504, 1974, 2082, 2256, 2429, 2632, 2776, 3008, 3948, 4164, 4512, 4858, 5264, 5552, 7287, 7896, 8328, 9024, 9716, 10528, 11104, 14574, 15792, 16309, 16656, 19432, 21056, 22208, 29148, 31584, 32618, 33312, 38864, 48927, 58296, 63168, 65236, 66624, 77728, 97854, 114163, 116592, 130472, 155456, 195708, 228326, 233184, 260944, 342489, 391416, 456652, 466368, 521888, 684978, 782832, 913304, 1043776, 1369956, 1565664, 1826608, 2739912, 3131328, 3653216, 5479824, 7306432, 10959648, 21919296]

約数ペア:

[(1, 21919296), (2, 10959648), (3, 7306432), (4, 5479824), (6, 3653216), (7, 3131328), (8, 2739912), (12, 1826608), (14, 1565664), (16, 1369956), (21, 1043776), (24, 913304), (28, 782832), (32, 684978), (42, 521888), (47, 466368), (48, 456652), (56, 391416), (64, 342489), (84, 260944), (94, 233184), (96, 228326), (112, 195708), (141, 155456), (168, 130472), (188, 116592), (192, 114163), (224, 97854), (282, 77728), (329, 66624), (336, 65236), (347, 63168), (376, 58296), (448, 48927), (564, 38864), (658, 33312), (672, 32618), (694, 31584), (752, 29148), (987, 22208), (1041, 21056), (1128, 19432), (1316, 16656), (1344, 16309), (1388, 15792), (1504, 14574), (1974, 11104), (2082, 10528), (2256, 9716), (2429, 9024), (2632, 8328), (2776, 7896), (3008, 7287), (3948, 5552), (4164, 5264), (4512, 4858)]