21400534

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{6373}}^1$

素因数の和:6471

約数の個数: 16

約数和(自身を含む): 33960672

約数和(自身を除く): 12560138

約数列:

[1, 2, 23, 46, 73, 146, 1679, 3358, 6373, 12746, 146579, 293158, 465229, 930458, 10700267, 21400534]

約数ペア:

[(1, 21400534), (2, 10700267), (23, 930458), (46, 465229), (73, 293158), (146, 146579), (1679, 12746), (3358, 6373)]