21352023

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2801}}^1$

素因数の和:2836

約数の個数: 36

約数和(自身を含む): 38757264

約数和(自身を除く): 17405241

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 121, 231, 363, 693, 847, 1089, 2541, 2801, 7623, 8403, 19607, 25209, 30811, 58821, 92433, 176463, 215677, 277299, 338921, 647031, 1016763, 1941093, 2372447, 3050289, 7117341, 21352023]

約数ペア:

[(1, 21352023), (3, 7117341), (7, 3050289), (9, 2372447), (11, 1941093), (21, 1016763), (33, 647031), (63, 338921), (77, 277299), (99, 215677), (121, 176463), (231, 92433), (363, 58821), (693, 30811), (847, 25209), (1089, 19607), (2541, 8403), (2801, 7623)]