21076164

素因数分解:

$2^2\times 3^2\times {\mathrm{307}}^1\times {\mathrm{1907}}^1$

素因数の和:2224

約数の個数: 36

約数和(自身を含む): 53477424

約数和(自身を除く): 32401260

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 307, 614, 921, 1228, 1842, 1907, 2763, 3684, 3814, 5526, 5721, 7628, 11052, 11442, 17163, 22884, 34326, 68652, 585449, 1170898, 1756347, 2341796, 3512694, 5269041, 7025388, 10538082, 21076164]

約数ペア:

[(1, 21076164), (2, 10538082), (3, 7025388), (4, 5269041), (6, 3512694), (9, 2341796), (12, 1756347), (18, 1170898), (36, 585449), (307, 68652), (614, 34326), (921, 22884), (1228, 17163), (1842, 11442), (1907, 11052), (2763, 7628), (3684, 5721), (3814, 5526)]