21029364

素因数分解:

$2^2\times 3^2\times {\mathrm{449}}^1\times {\mathrm{1301}}^1$

素因数の和:1760

約数の個数: 36

約数和(自身を含む): 53316900

約数和(自身を除く): 32287536

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 449, 898, 1301, 1347, 1796, 2602, 2694, 3903, 4041, 5204, 5388, 7806, 8082, 11709, 15612, 16164, 23418, 46836, 584149, 1168298, 1752447, 2336596, 3504894, 5257341, 7009788, 10514682, 21029364]

約数ペア:

[(1, 21029364), (2, 10514682), (3, 7009788), (4, 5257341), (6, 3504894), (9, 2336596), (12, 1752447), (18, 1168298), (36, 584149), (449, 46836), (898, 23418), (1301, 16164), (1347, 15612), (1796, 11709), (2602, 8082), (2694, 7806), (3903, 5388), (4041, 5204)]