21852670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1187}}^1$

素因数の和:1464

約数の個数: 32

約数和(自身を含む): 45163008

約数和(自身を除く): 23310338

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 263, 526, 1187, 1315, 1841, 2374, 2630, 3682, 5935, 8309, 9205, 11870, 16618, 18410, 41545, 83090, 312181, 624362, 1560905, 2185267, 3121810, 4370534, 10926335, 21852670]

約数ペア:

[(1, 21852670), (2, 10926335), (5, 4370534), (7, 3121810), (10, 2185267), (14, 1560905), (35, 624362), (70, 312181), (263, 83090), (526, 41545), (1187, 18410), (1315, 16618), (1841, 11870), (2374, 9205), (2630, 8309), (3682, 5935)]