21167850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{12829}}^1$

素因数の和:12855

約数の個数: 48

約数和(自身を含む): 57273120

約数和(自身を除く): 36105270

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 150, 165, 275, 330, 550, 825, 1650, 12829, 25658, 38487, 64145, 76974, 128290, 141119, 192435, 282238, 320725, 384870, 423357, 641450, 705595, 846714, 962175, 1411190, 1924350, 2116785, 3527975, 4233570, 7055950, 10583925, 21167850]

約数ペア:

[(1, 21167850), (2, 10583925), (3, 7055950), (5, 4233570), (6, 3527975), (10, 2116785), (11, 1924350), (15, 1411190), (22, 962175), (25, 846714), (30, 705595), (33, 641450), (50, 423357), (55, 384870), (66, 320725), (75, 282238), (110, 192435), (150, 141119), (165, 128290), (275, 76974), (330, 64145), (550, 38487), (825, 25658), (1650, 12829)]