21755502

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^2\times {\mathrm{719}}^1$

素因数の和:809

約数の個数: 36

約数和(自身を含む): 48381840

約数和(自身を除く): 26626338

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 719, 738, 1438, 1681, 2157, 3362, 4314, 5043, 6471, 10086, 12942, 15129, 29479, 30258, 58958, 88437, 176874, 265311, 530622, 1208639, 2417278, 3625917, 7251834, 10877751, 21755502]

約数ペア:

[(1, 21755502), (2, 10877751), (3, 7251834), (6, 3625917), (9, 2417278), (18, 1208639), (41, 530622), (82, 265311), (123, 176874), (246, 88437), (369, 58958), (719, 30258), (738, 29479), (1438, 15129), (1681, 12942), (2157, 10086), (3362, 6471), (4314, 5043)]