21435642

素因数分解:

$2^1\times 3^2\times {\mathrm{97}}^1\times {\mathrm{12277}}^1$

素因数の和:12382

約数の個数: 24

約数和(自身を含む): 46926516

約数和(自身を除く): 25490874

約数列:

[1, 2, 3, 6, 9, 18, 97, 194, 291, 582, 873, 1746, 12277, 24554, 36831, 73662, 110493, 220986, 1190869, 2381738, 3572607, 7145214, 10717821, 21435642]

約数ペア:

[(1, 21435642), (2, 10717821), (3, 7145214), (6, 3572607), (9, 2381738), (18, 1190869), (97, 220986), (194, 110493), (291, 73662), (582, 36831), (873, 24554), (1746, 12277)]