21026236

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3593}}^1$

素因数の和:3634

約数の個数: 48

約数和(自身を含む): 48303360

約数和(自身を除く): 27277124

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 418, 532, 836, 1463, 2926, 3593, 5852, 7186, 14372, 25151, 39523, 50302, 68267, 79046, 100604, 136534, 158092, 273068, 276661, 477869, 553322, 750937, 955738, 1106644, 1501874, 1911476, 3003748, 5256559, 10513118, 21026236]

約数ペア:

[(1, 21026236), (2, 10513118), (4, 5256559), (7, 3003748), (11, 1911476), (14, 1501874), (19, 1106644), (22, 955738), (28, 750937), (38, 553322), (44, 477869), (76, 276661), (77, 273068), (133, 158092), (154, 136534), (209, 100604), (266, 79046), (308, 68267), (418, 50302), (532, 39523), (836, 25151), (1463, 14372), (2926, 7186), (3593, 5852)]