21421096

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2477}}^1$

素因数の和:2553

約数の個数: 32

約数和(自身を含む): 42819840

約数和(自身を除く): 21398744

約数列:

[1, 2, 4, 8, 23, 46, 47, 92, 94, 184, 188, 376, 1081, 2162, 2477, 4324, 4954, 8648, 9908, 19816, 56971, 113942, 116419, 227884, 232838, 455768, 465676, 931352, 2677637, 5355274, 10710548, 21421096]

約数ペア:

[(1, 21421096), (2, 10710548), (4, 5355274), (8, 2677637), (23, 931352), (46, 465676), (47, 455768), (92, 232838), (94, 227884), (184, 116419), (188, 113942), (376, 56971), (1081, 19816), (2162, 9908), (2477, 8648), (4324, 4954)]