21677264

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{5231}}^1$

素因数の和:5283

約数の個数: 40

約数和(自身を含む): 49306368

約数和(自身を除く): 27629104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 148, 259, 296, 518, 592, 1036, 2072, 4144, 5231, 10462, 20924, 36617, 41848, 73234, 83696, 146468, 193547, 292936, 387094, 585872, 774188, 1354829, 1548376, 2709658, 3096752, 5419316, 10838632, 21677264]

約数ペア:

[(1, 21677264), (2, 10838632), (4, 5419316), (7, 3096752), (8, 2709658), (14, 1548376), (16, 1354829), (28, 774188), (37, 585872), (56, 387094), (74, 292936), (112, 193547), (148, 146468), (259, 83696), (296, 73234), (518, 41848), (592, 36617), (1036, 20924), (2072, 10462), (4144, 5231)]