21427392

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:278

約数の個数: 112

約数和(自身を含む): 65836800

約数和(自身を除く): 44409408

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 107, 112, 149, 168, 192, 214, 224, 298, 321, 336, 428, 447, 448, 596, 642, 672, 749, 856, 894, 1043, 1192, 1284, 1344, 1498, 1712, 1788, 2086, 2247, 2384, 2568, 2996, 3129, 3424, 3576, 4172, 4494, 4768, 5136, 5992, 6258, 6848, 7152, 8344, 8988, 9536, 10272, 11984, 12516, 14304, 15943, 16688, 17976, 20544, 23968, 25032, 28608, 31886, 33376, 35952, 47829, 47936, 50064, 63772, 66752, 71904, 95658, 100128, 111601, 127544, 143808, 191316, 200256, 223202, 255088, 334803, 382632, 446404, 510176, 669606, 765264, 892808, 1020352, 1339212, 1530528, 1785616, 2678424, 3061056, 3571232, 5356848, 7142464, 10713696, 21427392]

約数ペア:

[(1, 21427392), (2, 10713696), (3, 7142464), (4, 5356848), (6, 3571232), (7, 3061056), (8, 2678424), (12, 1785616), (14, 1530528), (16, 1339212), (21, 1020352), (24, 892808), (28, 765264), (32, 669606), (42, 510176), (48, 446404), (56, 382632), (64, 334803), (84, 255088), (96, 223202), (107, 200256), (112, 191316), (149, 143808), (168, 127544), (192, 111601), (214, 100128), (224, 95658), (298, 71904), (321, 66752), (336, 63772), (428, 50064), (447, 47936), (448, 47829), (596, 35952), (642, 33376), (672, 31886), (749, 28608), (856, 25032), (894, 23968), (1043, 20544), (1192, 17976), (1284, 16688), (1344, 15943), (1498, 14304), (1712, 12516), (1788, 11984), (2086, 10272), (2247, 9536), (2384, 8988), (2568, 8344), (2996, 7152), (3129, 6848), (3424, 6258), (3576, 5992), (4172, 5136), (4494, 4768)]