21420014784

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{15937511}}^1$

素因数の和:15937533

約数の個数: 56

約数和(自身を含む): 64770048768

約数和(自身を除く): 43350033984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 192, 224, 336, 448, 672, 1344, 15937511, 31875022, 47812533, 63750044, 95625066, 111562577, 127500088, 191250132, 223125154, 255000176, 334687731, 382500264, 446250308, 510000352, 669375462, 765000528, 892500616, 1020000704, 1338750924, 1530001056, 1785001232, 2677501848, 3060002112, 3570002464, 5355003696, 7140004928, 10710007392, 21420014784]

約数ペア:

[(1, 21420014784), (2, 10710007392), (3, 7140004928), (4, 5355003696), (6, 3570002464), (7, 3060002112), (8, 2677501848), (12, 1785001232), (14, 1530001056), (16, 1338750924), (21, 1020000704), (24, 892500616), (28, 765000528), (32, 669375462), (42, 510000352), (48, 446250308), (56, 382500264), (64, 334687731), (84, 255000176), (96, 223125154), (112, 191250132), (168, 127500088), (192, 111562577), (224, 95625066), (336, 63750044), (448, 47812533), (672, 31875022), (1344, 15937511)]