21513408

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{16007}}^1$

素因数の和:16029

約数の個数: 56

約数和(自身を含む): 65056512

約数和(自身を除く): 43543104

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, 16007, 32014, 48021, 64028, 96042, 112049, 128056, 192084, 224098, 256112, 336147, 384168, 448196, 512224, 672294, 768336, 896392, 1024448, 1344588, 1536672, 1792784, 2689176, 3073344, 3585568, 5378352, 7171136, 10756704, 21513408]

約数ペア:

[(1, 21513408), (2, 10756704), (3, 7171136), (4, 5378352), (6, 3585568), (7, 3073344), (8, 2689176), (12, 1792784), (14, 1536672), (16, 1344588), (21, 1024448), (24, 896392), (28, 768336), (32, 672294), (42, 512224), (48, 448196), (56, 384168), (64, 336147), (84, 256112), (96, 224098), (112, 192084), (168, 128056), (192, 112049), (224, 96042), (336, 64028), (448, 48021), (672, 32014), (1344, 16007)]