21038304

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{31307}}^1$

素因数の和:31327

約数の個数: 48

約数和(自身を含む): 63116928

約数和(自身を除く): 42078624

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 31307, 62614, 93921, 125228, 187842, 219149, 250456, 375684, 438298, 500912, 657447, 751368, 876596, 1001824, 1314894, 1502736, 1753192, 2629788, 3005472, 3506384, 5259576, 7012768, 10519152, 21038304]

約数ペア:

[(1, 21038304), (2, 10519152), (3, 7012768), (4, 5259576), (6, 3506384), (7, 3005472), (8, 2629788), (12, 1753192), (14, 1502736), (16, 1314894), (21, 1001824), (24, 876596), (28, 751368), (32, 657447), (42, 500912), (48, 438298), (56, 375684), (84, 250456), (96, 219149), (112, 187842), (168, 125228), (224, 93921), (336, 62614), (672, 31307)]