21452382

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1913}}^1$

素因数の和:2017

約数の個数: 48

約数和(自身を含む): 53745120

約数和(自身を除く): 32292738

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 89, 126, 178, 267, 534, 623, 801, 1246, 1602, 1869, 1913, 3738, 3826, 5607, 5739, 11214, 11478, 13391, 17217, 26782, 34434, 40173, 80346, 120519, 170257, 241038, 340514, 510771, 1021542, 1191799, 1532313, 2383598, 3064626, 3575397, 7150794, 10726191, 21452382]

約数ペア:

[(1, 21452382), (2, 10726191), (3, 7150794), (6, 3575397), (7, 3064626), (9, 2383598), (14, 1532313), (18, 1191799), (21, 1021542), (42, 510771), (63, 340514), (89, 241038), (126, 170257), (178, 120519), (267, 80346), (534, 40173), (623, 34434), (801, 26782), (1246, 17217), (1602, 13391), (1869, 11478), (1913, 11214), (3738, 5739), (3826, 5607)]