21692874

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1301}}^1$

素因数の和:1710

約数の個数: 32

約数和(自身を含む): 49746816

約数和(自身を除く): 28053942

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 397, 794, 1191, 1301, 2382, 2602, 2779, 3903, 5558, 7806, 8337, 9107, 16674, 18214, 27321, 54642, 516497, 1032994, 1549491, 3098982, 3615479, 7230958, 10846437, 21692874]

約数ペア:

[(1, 21692874), (2, 10846437), (3, 7230958), (6, 3615479), (7, 3098982), (14, 1549491), (21, 1032994), (42, 516497), (397, 54642), (794, 27321), (1191, 18214), (1301, 16674), (2382, 9107), (2602, 8337), (2779, 7806), (3903, 5558)]